What is Blockchain?
Let’s kick things off with a simple, no-fluff explanation: blockchain is like a digital ledger that records transactions in a secure, transparent, and unchangeable way. But it’s not just a fancy database—it’s decentralized, meaning no single person or group controls it. Instead, it operates across a network of computers (called nodes) that all have access to the same data. This setup makes it almost impossible for anyone to mess with the information stored on the blockchain without getting caught.
Here’s an analogy: imagine you and your friends are playing a game, and every move is written on a shared whiteboard. Everyone sees every move, and once it’s on the board, it can’t be erased. That’s how blockchain works. Each record (or block) is linked to the one before it, forming a chain—hence the name “blockchain.”
Each block contains a list of transactions, a timestamp, and a cryptographic hash of the previous block. This hash acts like a digital fingerprint—change anything in one block, and the whole chain is thrown off. That’s why it’s so secure.
But beyond cryptocurrency, blockchain has morphed into something much bigger. Think of it as a trust machine—it creates digital trust between people and organizations who might not even know or trust each other. That’s why it’s being adopted in industries from supply chains to healthcare to voting systems.
Core Features of Blockchain
Blockchain isn’t just a tech buzzword—it’s packed with features that make it insanely useful in the real world. Let’s break down what makes it tick:
Decentralization: There’s no central authority—no bank, no government, no single server. This reduces the risk of data manipulation or failure due to one point of attack.
Transparency: All participants have access to the same information. This fosters accountability and helps prevent fraud.
Immutability: Once data is written into a block, it can’t be changed. This is critical for records that need to remain tamper-proof.
Security: Cryptographic techniques like hashing and digital signatures protect the data, making blockchain almost unhackable.
Consensus Mechanisms: Blockchain uses consensus algorithms (like Proof of Work or Proof of Stake) to validate transactions. This means all nodes must agree that a transaction is legitimate before it’s added to the chain.
Smart Contracts: These are self-executing contracts with the terms written directly into code. Once conditions are met, the contract executes automatically—no middleman needed.
These features make blockchain incredibly versatile and suitable for applications far beyond Bitcoin. Now that we’ve got a grip on what blockchain is, let’s look at how it evolved from a crypto experiment to a global tech disruptor.
The Evolution of Blockchain: From Bitcoin to Global Innovation
Blockchain's Early Days in Cryptocurrency
Back in 2008, an anonymous figure (or group) named Satoshi Nakamoto dropped a white paper that would change the tech world forever. The paper introduced Bitcoin—a digital currency that operated without banks or governments. The secret sauce behind Bitcoin? You guessed it: blockchain.
Initially, blockchain was seen purely as the backbone of cryptocurrency. It provided a solution to the “double-spending” problem in digital currencies—ensuring that you couldn’t spend the same digital coin twice. The tech world was intrigued, but outside of crypto circles, few saw its broader potential.
For the first few years, blockchain was largely synonymous with Bitcoin. Developers, hackers, and early adopters mined coins and marveled at the transparency and security of decentralized finance. But soon, people started asking an important question: “If blockchain can track digital coins, can it track anything?”
Spoiler alert: yes, it can.
Transitioning into Broader Applications
Around 2014, the narrative around blockchain started to shift. Enter Ethereum. This new platform wasn’t just about cryptocurrency—it introduced smart contracts and opened the floodgates for decentralized apps (dApps). Suddenly, developers could build blockchain-based systems for anything, not just money.
This pivot sparked a global realization: blockchain could be used in healthcare, logistics, real estate, and more. Enterprises began experimenting with private blockchains. Governments started exploring digital identity projects. NGOs tested blockchain for transparent donations.
Why the shift? Because blockchain solves a fundamental issue in our digital age: trust. In a world full of data breaches, fake news, and identity theft, blockchain offers a way to verify, secure, and trace information—without needing to trust a third party.
Today, we’re seeing blockchain power everything from vaccine tracking to renewable energy grids. It’s not just about decentralizing money—it’s about decentralizing trust. And that brings us to our next big stop: the supply chain.
Blockchain in Supply Chain Management
Enhancing Transparency and Traceability
Picture this: you buy a $5 avocado at a high-end grocery store. The label says it’s “fair-trade” and “organic,” but how do you know that’s true? Right now, you can’t. Supply chains are long, complicated, and often opaque. Enter blockchain.
With blockchain, every step of a product’s journey—from farm to shelf—can be recorded, time-stamped, and made available to anyone in the chain. This kind of transparency is game-changing. It helps companies prove their sustainability claims, fight counterfeit goods, and react faster when something goes wrong.
Let’s take the food industry as an example. In traditional systems, tracing a contaminated product back to its source can take weeks. With blockchain? It can take seconds. Walmart, for instance, has already used blockchain to trace mangoes in their stores in under 2.2 seconds. That’s not just efficient—it’s potentially life-saving.
It also benefits the people behind the products. Small farmers can get fair recognition and compensation. Suppliers can prove their ethical practices. Consumers can finally shop with confidence.
Real-World Use Cases in Supply Chain
Blockchain isn’t just theory—it’s happening now. Here are some real examples:
IBM and Maersk: Together, they launched TradeLens, a blockchain-based shipping platform that tracks containers in real-time, reducing paperwork and fraud.
De Beers: The diamond giant uses blockchain to track stones from mine to market, ensuring they’re conflict-free.
Provenance: A startup using blockchain to verify the ethical sourcing of everything from coffee to clothing.
Nestlé: Working with OpenSC, Nestlé uses blockchain to give consumers a full view of a product’s journey—from cow to coffee cup.
In all these cases, the benefits are huge: improved trust, lower costs, reduced waste, and faster recall in case of safety issues. It’s not just about keeping records—it’s about building a better, more honest system for everyone.
Blockchain in Healthcare
Secure Patient Data Management
The healthcare industry is drowning in data—medical records, lab results, prescriptions, insurance info. But it’s also riddled with inefficiencies, outdated systems, and privacy concerns. Blockchain offers a breath of fresh air.
By storing patient records on a secure, decentralized blockchain, we can ensure that sensitive data is tamper-proof, accessible only to those with permission, and available instantly. Imagine visiting a new doctor and instantly sharing your full medical history—accurately and securely—without needing to dig through years of paperwork.
Blockchain also solves another critical issue: data fragmentation. Right now, your health data is spread across multiple systems—hospitals, clinics, labs, and insurers. With blockchain, all your data can be unified under one digital identity, giving you full control.
And because blockchain uses encryption and permissioned access, it actually enhances privacy. Only those with the right digital keys can view or modify the records, and every change is logged transparently.
Hospitals and startups are already testing this. Projects like MedRec, BurstIQ, and Patientory are exploring blockchain for everything from record management to telemedicine.
Improving Clinical Trials and Research
Let’s face it—clinical trials are slow, expensive, and often plagued by data integrity issues. Blockchain can fix that too.
By recording trial data on the blockchain, researchers can ensure that results are accurate, timestamped, and immune to tampering. This boosts trust and transparency, especially in high-stakes drug testing. It also makes it easier to share data across institutions without compromising patient privacy.
Blockchain can also streamline patient recruitment by creating decentralized health profiles and verifying consent through smart contracts. That’s a win-win for researchers and participants alike.
In the fight against diseases and pandemics, speed and trust are everything. And blockchain just might be the tool that helps us get there faster and safer.
Blockchain in Financial Services Beyond Crypto
Cross-Border Payments and Smart Contracts
You might think blockchain in finance is all about Bitcoin or Ethereum, but that’s just scratching the surface. One of the most impactful real-world applications of blockchain in the financial sector is cross-border payments. Traditional international transactions are slow, costly, and riddled with intermediaries. A simple money transfer from the U.S. to India, for example, can take 3–5 days and include fees from multiple banks.
Blockchain demolishes those barriers. It enables peer-to-peer, near-instant transfers with minimal fees. No middlemen, no bureaucracy. And with platforms like Ripple and Stellar already facilitating global remittances, this isn’t a far-off fantasy—it’s happening now.
Then there's the magic of smart contracts. Think of them as vending machines for agreements. You input the right data (say, payment details or contract terms), and if everything checks out, the contract executes itself. No need for lawyers or notaries to oversee every step.
Use cases are exploding:
Insurance: Automatically trigger claim payments based on pre-set conditions.
Loans: Decentralized lending platforms disburse funds when borrower requirements are met.
Escrow: Funds are locked in a smart contract until both buyer and seller meet the terms.
Smart contracts are making financial transactions smoother, faster, and more trustworthy—especially in places where people don’t trust banks or don’t even have access to them.
Fraud Prevention and Risk Reduction
Financial fraud costs trillions globally every year. Fake identities, forged documents, insider trading—it’s a mess. But blockchain brings a level of transparency and traceability that traditional systems can’t match.
Every transaction on a blockchain is recorded permanently and can’t be altered without network consensus. This means:
Audit trails are rock solid: Regulators and auditors can instantly verify the legitimacy of transactions.
Identity verification is stronger: Blockchain-based digital IDs are much harder to fake.
Tampering is nearly impossible: The immutability of blockchain makes it ideal for preventing accounting fraud.
Financial institutions are catching on. Banks are investing in private blockchains to track transactions internally, while startups are offering blockchain-based KYC (Know Your Customer) and AML (Anti-Money Laundering) solutions.
In short, blockchain isn’t just transforming finance—it’s helping to rebuild trust in a sector that sorely needs it.
Blockchain in Government and Public Sector
Digital Identity Verification
Let’s be real—government systems are outdated. Think long lines at the DMV or confusing paperwork for a passport. But blockchain could bring those systems into the 21st century, starting with digital identity.
Imagine a world where your identity is stored securely on the blockchain. You don’t need a dozen IDs or to fill out forms every time you apply for something new. Your blockchain-based identity could be verified instantly, anywhere in the world, with just a private key.
Countries like Estonia are already doing this. Their e-Residency program lets global citizens create a government-issued digital identity, which can be used to start businesses, sign contracts, and pay taxes online—all secured by blockchain.
This kind of digital identity can be a game-changer for:
Refugees and displaced populations: People without physical IDs can access services and assert legal rights.
Elections and voting: Voter fraud becomes nearly impossible when every vote is verified on a blockchain.
Government services: Everything from tax filing to healthcare access can be streamlined.
Blockchain-powered identity is more secure, portable, and efficient—and it’s coming faster than you think.
Transparent Voting Systems
Voting is the cornerstone of democracy, but it’s far from perfect. From rigged results to voter suppression to ballot tampering, the problems are well documented. Blockchain could help restore trust in elections by providing transparency, immutability, and real-time verification.
With blockchain voting, every vote is a transaction recorded on the ledger. Voters get a unique, encrypted key, and their vote is permanently recorded without revealing their identity. Once cast, the vote can’t be changed—and anyone can verify the final count.
Here’s why it matters:
Tamper-proof results: Blockchain records can’t be altered, so fraud is nearly impossible.
Remote access: People can vote securely from anywhere, boosting turnout.
Immediate results: No more waiting days or weeks for manual recounts.
Countries like South Korea and Switzerland have already piloted blockchain-based voting. While there are still technical and regulatory hurdles to overcome, the potential to make elections fairer and more accessible is enormous.
Blockchain in Education
Credential Verification and Anti-Fraud Measures
Fake degrees. Inflated resumes. Sketchy certificates. The education world has a serious trust problem, and blockchain might just be the fix.
With blockchain, diplomas and certifications can be issued as digital credentials that are verifiable, tamper-proof, and instantly accessible. Employers no longer need to call universities or worry about forged documents—everything can be confirmed with a click.
Let’s say you earned a data science certificate from an online university. Instead of getting a PDF that anyone could fake, the institution could issue a blockchain credential. That credential:
Is stored on a public ledger.
Can’t be altered or duplicated.
Includes metadata like date issued, coursework completed, and grades.
Startups like Learning Machine and Blockcerts are leading the way in issuing blockchain-based diplomas. Major universities, including MIT and Harvard, are experimenting with the tech too.
It’s not just about verification. Blockchain credentials also empower lifelong learners. People can build a secure, portable record of every course, certification, and achievement they earn—whether from a university, bootcamp, or online platform.
Blockchain for Academic Records Management
Student records are scattered across different systems. Grades, attendance, disciplinary actions, financial aid—it’s a mess. Blockchain can bring order to the chaos.
By putting academic records on a private blockchain, schools and universities can:
Ensure data integrity.
Provide students with easy access to their records.
Automate transcript sharing between institutions.
Students who transfer between colleges often have to wait weeks for transcripts to be sent. With blockchain, those records could be shared instantly—and verified automatically.
Blockchain also helps protect sensitive data. Unlike centralized databases, a distributed ledger reduces the risk of mass data breaches, which are all too common in education systems today.
Blockchain in Real Estate
Property Transactions and Land Registry
If you've ever bought or sold property, you know it's a paperwork nightmare—title deeds, escrow agents, middlemen, and endless legal reviews. The traditional real estate process is slow, opaque, and expensive. Blockchain is flipping the script.
By digitizing property records and using blockchain to store them, ownership transfers can become as easy as sending an email. Each property could have a unique digital identity on the blockchain, listing its history, ownership, legal status, and even liens or taxes owed.
The benefits? Let’s break it down:
Fewer intermediaries: Smart contracts can automate key parts of the transaction, reducing reliance on lawyers, brokers, and notaries.
Faster transactions: What used to take weeks or months can happen in days—or even hours.
Reduced fraud: Forged titles and double-selling become virtually impossible.
Transparency: Buyers can instantly verify a property’s legal standing and ownership history.
Countries like Sweden and Georgia have already started using blockchain for national land registries. The results? Streamlined transactions and improved public trust.
And for developing nations where land disputes are common and property records are easily manipulated, blockchain could literally be the foundation of economic development. Giving people secure proof of ownership unlocks loans, inheritance rights, and long-term investment.
Streamlining Escrow Processes
Escrow is essential in real estate, but it’s a slow, trust-dependent process. Blockchain can automate escrow using smart contracts that release funds only when predefined conditions are met—no need for an intermediary to hold the money.
For example:
A buyer transfers payment into a smart contract.
The seller meets all requirements (like title verification).
Once all terms are verified on-chain, the smart contract releases the payment.
This reduces delays, costs, and human error. It also makes the entire process more secure and verifiable. Companies like Propy are already pioneering blockchain-based real estate deals using smart contracts and tokenized assets.
In short, blockchain makes buying a home less like a legal headache and more like a seamless, secure transaction.
The Role of Blockchain in Environmental Sustainability
Tracking Carbon Credits
The carbon credit market is booming—but it’s also a mess. Credits are often double-counted, misused, or outright fabricated. Blockchain can clean up the system by creating a transparent, immutable ledger for carbon credits.
Each carbon credit can be tokenized and tracked from issuance to retirement, ensuring:
No double-spending: Each credit has a unique digital identity.
Full traceability: Anyone can verify where a credit came from and how it was used.
Enhanced accountability: Polluters can’t game the system, and regulators can enforce compliance more easily.
Startups like Toucan Protocol and KlimaDAO are already using blockchain to build carbon marketplaces. Companies can buy, sell, and retire credits with full transparency.
Governments and NGOs are also watching closely. Blockchain could help standardize carbon accounting, making global efforts to fight climate change more effective and less corruptible.
Supporting Renewable Energy Markets
Renewable energy is the future—but coordinating energy production and consumption is complicated. That’s where blockchain comes in.
Imagine a peer-to-peer energy marketplace where homeowners with solar panels can sell excess energy directly to their neighbors. Blockchain makes this possible by enabling real-time tracking of energy production and consumption, paired with smart contracts for instant payments.
Here’s what it enables:
Tokenization of energy units: Each kilowatt-hour (kWh) can be tracked and traded as a digital token.
Decentralized grids: Communities can manage their own energy resources without relying solely on big utilities.
Lower costs: No need for middlemen—transactions are automatic and transparent.
Projects like Power Ledger (Australia) and Brooklyn Microgrid (USA) are showing how this can work in the real world. By decentralizing energy, blockchain is empowering consumers, rewarding sustainability, and making the grid more resilient.
Decentralized Finance (DeFi) and Its Real-World Influence
How DeFi Is Redefining Traditional Banking
Traditional banks have rules, delays, and high fees—especially if you’re not part of the privileged financial world. DeFi (Decentralized Finance) is turning that on its head. Built on blockchain, DeFi platforms let anyone, anywhere, lend, borrow, save, or trade without intermediaries.
What makes DeFi powerful?
Open access: No bank account? No problem. All you need is a crypto wallet and internet.
Smart contracts: DeFi protocols like Aave or Compound handle transactions without human oversight.
Higher yields: Users can earn interest by lending out assets, often at much higher rates than banks offer.
Real people are using DeFi for everything from paying bills to funding startups. It’s particularly transformative in underbanked regions, giving people access to capital and financial services for the first time.
But it’s not all sunshine…
The Challenges of DeFi in Practice
DeFi is still in its wild west phase. While it promises inclusivity and freedom, it also comes with risks:
Volatility: Token prices can swing wildly, affecting loan values and collateral.
Security flaws: Hacks and bugs have drained millions from DeFi protocols.
Regulatory uncertainty: Governments are still figuring out how to deal with DeFi, and future rules could change the game overnight.
Despite these hurdles, DeFi’s core idea—removing the gatekeepers and giving financial power to the people—is here to stay. As platforms mature and regulation catches up, DeFi could become a legitimate alternative to traditional finance.
Blockchain in Legal and Intellectual Property Protection
Copyright and IP Registration
The internet makes it easy to steal content—music, videos, art, even written work. Creators often struggle to prove ownership or enforce their rights. Blockchain changes that by enabling permanent, time-stamped records of intellectual property.
Here’s how it helps:
Proof of creation: When a song or image is uploaded to a blockchain, its timestamp proves who created it and when.
Tracking usage: Every license or use can be logged and traced.
Automatic royalties: Smart contracts can trigger payments every time content is used.
NFTs (non-fungible tokens) have brought this to the mainstream, allowing artists to tokenize their work and sell it directly. But beyond art, blockchain can secure patents, trademarks, and business documents—especially in industries plagued by piracy and counterfeiting.
Legal Contracts via Smart Contracts
Forget paperwork. Smart contracts are transforming how we make and enforce legal agreements. These programmable contracts execute themselves once conditions are met—no need for court enforcement or third-party oversight.
Use cases include:
Business agreements: Payments are automatically made when services are delivered.
Real estate leases: Rent payments are triggered by blockchain conditions.
Wills and inheritance: Assets can be released upon verification of a death certificate.
Law firms are even exploring "smart legal contracts" that blend traditional legal language with blockchain code. The result? Faster, fairer, and cheaper legal processes.
Challenges and Limitations of Blockchain Technology
Scalability and Energy Concerns
Despite all its promise, blockchain isn’t without flaws. One of the biggest challenges? Scalability. Most public blockchains, especially those using Proof of Work (PoW) like Bitcoin, struggle to handle large volumes of transactions quickly.
Let’s put it in perspective:
Visa can process over 24,000 transactions per second (TPS).
Bitcoin processes around 7 TPS.
Ethereum (before recent upgrades) hovered around 15–30 TPS.
This makes it hard for blockchain to compete in high-speed environments like global finance or e-commerce—unless innovations like layer 2 solutions (e.g., Lightning Network, zk-Rollups) are adopted.
Then there’s the energy debate. Mining cryptocurrencies like Bitcoin consumes a staggering amount of electricity. Entire countries—yes, countries—use less energy than Bitcoin miners. This raises valid concerns about environmental impact and long-term sustainability.
Some projects are pivoting to greener alternatives:
Proof of Stake (PoS): Used by Ethereum 2.0, Cardano, and others, drastically reducing energy use.
Carbon offsetting: Some blockchains now incorporate carbon-neutral pledges.
While tech solutions are emerging, energy efficiency remains a barrier to mainstream adoption, especially in regions with power constraints or climate commitments.
Regulatory and Legal Issues
Blockchain lives in a gray legal zone. Governments around the world are still playing catch-up, and regulations vary wildly between countries.
Some common challenges include:
Unclear classifications: Are tokens securities, utilities, or something else? The answer affects taxes and compliance.
Privacy laws: Blockchains are transparent by nature, which can conflict with regulations like GDPR that require the right to delete personal data.
Cross-border jurisdiction: What happens when a smart contract spans multiple legal systems?
There’s also fear among regulators that blockchain tech, especially DeFi and NFTs, can be used for money laundering or tax evasion. As a result, we're seeing an influx of KYC/AML rules being proposed.
For blockchain to achieve mass adoption, legal clarity is essential. That means collaboration between developers, enterprises, and policymakers to ensure innovation doesn’t get crushed by confusion.
Future Trends of Blockchain Adoption
Interoperability Between Blockchain Networks
The future of blockchain isn’t about one chain ruling them all—it’s about interoperability. Right now, many blockchains operate like isolated islands. Ethereum, Solana, Binance Smart Chain, Polkadot—they don’t always play nicely together.
But just like the internet needed protocols (like HTTP) to connect networks, blockchain needs bridges and standards to enable seamless communication between chains.
Projects leading the charge include:
Polkadot: Aims to connect multiple blockchains into one unified network.
Cosmos: Offers tools to build interoperable chains and applications.
Chainlink: Provides oracle services that let blockchains interact with real-world data.
Interoperability will allow:
Cross-chain asset transfers.
Unified DeFi platforms that access liquidity across networks.
Global applications that don’t rely on a single blockchain ecosystem.
It’s a crucial step for mainstream blockchain use—especially in enterprise environments where data integration is everything.
Role of AI and IoT in Enhancing Blockchain
The real magic happens when blockchain teams up with other frontier tech—like Artificial Intelligence (AI) and the Internet of Things (IoT).
Let’s explore how these three powerhouse technologies can join forces:
IoT + Blockchain: IoT devices generate tons of data—think smart fridges, sensors, and wearables. Blockchain can securely record and verify this data, ensuring it’s tamper-proof and auditable.
AI + Blockchain: AI algorithms can analyze data stored on the blockchain, delivering insights in real time. And blockchain provides a trustworthy audit trail for AI decisions—crucial for ethics and compliance.
AI + IoT + Blockchain: This triple combo could power smart cities, autonomous vehicles, and precision agriculture—where real-time data, trusted systems, and predictive analytics all work in harmony.
The synergy of these technologies is already being explored in logistics, healthcare, and energy. The future isn’t just blockchain—it’s blockchain, connected and enhanced by a web of intelligent, secure systems.
How Businesses Can Start Integrating Blockchain
Practical Steps for Implementation
Thinking of adopting blockchain in your business? It’s not as daunting as it seems—but it does require a clear roadmap.
Here’s a step-by-step guide:
Identify the problem: Not every issue needs blockchain. Focus on problems related to trust, transparency, or multi-party collaboration.
Choose the right type:
Public (Bitcoin, Ethereum): Best for transparency and decentralization.
Private/Consortium (Hyperledger, Quorum): Great for internal use cases with controlled access.
Pilot a use case: Start small. Pick one process—like supply chain traceability or document verification—and test it with minimal risk.
Assemble your team: You’ll need developers, data analysts, legal experts, and business stakeholders.
Work with a vendor or platform: Unless you have an in-house blockchain team, consider using platforms like IBM Blockchain, ConsenSys, or R3 Corda.
Keep in mind: blockchain isn’t a magic wand. Implementation should align with broader business goals and deliver measurable value.
Conclusion
Blockchain is no longer just a buzzword or the backbone of Bitcoin. It's evolving into a revolutionary force that’s reshaping industries—from supply chains and finance to healthcare, real estate, and even governments.
At its core, blockchain is about trust. In a digital world rife with fraud, opacity, and inefficiencies, blockchain offers a new model: one where data is secure, systems are transparent, and trust doesn’t depend on middlemen.
While challenges remain—like scalability, regulation, and energy consumption—the pace of innovation is staggering. New platforms, tools, and use cases emerge daily, pushing blockchain ever closer to mainstream adoption.
For businesses, now’s the time to explore, experiment, and evolve. Blockchain isn’t just the future—it’s the present. And those who embrace it early will lead the next digital revolution.
FAQs
What is the biggest use of blockchain outside of cryptocurrency?
The most impactful use of blockchain outside of crypto is in supply chain management. It brings transparency, traceability, and accountability to complex global supply chains, reducing fraud and improving efficiency.
Can small businesses benefit from blockchain technology?
Absolutely. From secure digital identities to smart contracts and fraud prevention, blockchain offers tools that can help small businesses cut costs, streamline operations, and build trust with customers.
Is blockchain secure enough for sensitive data?
Yes—when implemented correctly. Blockchain uses advanced cryptography and decentralized networks to ensure data integrity. Private blockchains add additional layers of permissioned access for even greater security.
What industries are early adopters of blockchain?
Finance, healthcare, logistics, real estate, and education are leading the charge. Governments are also experimenting with digital identity and voting systems, while energy and sustainability sectors are exploring blockchain for emissions tracking and energy trading.
Will blockchain replace traditional systems completely?
Not entirely. Blockchain is more likely to augment existing systems rather than replace them. It excels where trust, transparency, and security are lacking—but it’s not suitable for every use case.
0 Comments