Here's a Twitter thread on blockchain:

1/ Blockchain 101: The backbone of crypto & more! #Blockchain #Tech

2/ *What is blockchain?*: Decentralized, immutable ledger recording transactions across a network. #BlockchainBasics

3/ *Key features*:
- Decentralized: No single control point
- Immutable: Transactions are permanent
- Transparent: Publicly visible transactions #BlockchainTech