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Crypto, Blockchain & AI — Explained.

Short, beginner-friendly guides to the ideas behind the news. Start here if you're new — or send a friend who keeps asking.

What Is Cryptocurrency?

Plain-English intro to digital money — what crypto is, how it works, and why it matters.

The original cryptocurrency — origins, halving, mining, and how to get started safely.

Smart contracts, dApps, gas fees — Ethereum is the programmable layer of crypto.

Blocks, hashes, and consensus — the shared ledger behind every cryptocurrency.

Hot vs cold, custodial vs self-custody — pick the right way to hold your coins.

DEXs, lending, yield farming — the open financial system being built on-chain.

Non-fungible tokens explained — past the JPEG hype, what NFTs actually do.

AI in plain English — from machine learning to LLMs, and how it overlaps with crypto.