The hype around cryptocurrency has had booms and busts, but the underlying technology—blockchains—continues to offer tantalizing possibilities around future uses. Blockchains can be thought of as a running list of information, where new details are added to the running chain as discrete "blocks." With crypto, the information contained within each block could be virtually anything, providing a flexibility for uses in commerce, legal filings, healthcare records, and more.
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Web1 (roughly 1990-2005) was about open protocols that were decentralized and community-governed. Most of the value accrued to the edges of the network: users and builders. Web2 (roughly 2005-20) was about siloed, centralized services run by corporations. Read on for more.
Hacker Noon
The ultimate (nonvideo) guide to blockchain
Understand blockchain and why it matters in 3,500 words, plus illustrations.
Blockchains are decentralized, distributed, and digital methods to record transactions and prevent alterations and tampering of the record. That's a simplified definition. This easy-to-understand six-minute video further and better explains what blockchains are and how they work using colorful illustrations and clear, concise clarifications on their processes and what makes them so special.
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