The Web3 boom of 2021–2022 produced an extraordinary amount of noise — billion-dollar NFT markets, play-to-earn games that collapsed, algorithmic stablecoins that weren't stable, and DAOs that couldn't agree on anything. The subsequent bear market has been clarifying: projects built entirely on speculation evaporated; projects solving genuine coordination or trust problems with blockchain's unique properties survived and matured.
What Blockchain Actually Solves
Blockchain is not a general-purpose database. It is specifically valuable in exactly one scenario: when multiple parties who don't trust each other need to share a single authoritative record of truth, without delegating authority to a central party any of them control. Cross-border payment settlement between institutions that don't trust a common intermediary. Supply chain provenance verification where participants are competitors. Multi-party financial contracts that must self-execute according to agreed rules without a lawyer or escrow agent. For every other use case, a traditional database managed by a trusted party is faster, cheaper, and easier to maintain.
Smart Contracts: Promise and Reality
Smart contracts are programs that execute automatically when pre-defined conditions are met — immutably, without any party able to unilaterally change the terms. For financial settlement and multi-party agreements, this is genuinely powerful. The limitation is the oracle problem: smart contracts cannot natively access real-world data. They can only act on data that exists on-chain or is provided by an oracle service — which reintroduces the trust problem at the oracle layer. The teams building serious infrastructure on smart contracts in 2026 understand this constraint deeply and design around it, rather than pretending it doesn't exist.
Web3 is neither the future of everything nor an irrelevant technology experiment. It is a specialised set of tools with real utility in specific trust-minimisation contexts. The question to ask is not "can we blockchain this?" but "do the parties in this system have a genuine reason not to trust a common central authority?" If yes, blockchain may be the right tool. If no, it's engineering complexity in search of a problem.