#BTC### **1. BRC (Bitcoin Rollup Coin)**

- A **Layer 2 scaling solution** for Bitcoin, similar to Ethereum’s rollups.

- Aims to improve Bitcoin’s transaction speed and reduce fees.

- Example: **Bitcoin Virtual Machine (BVM)** projects use BRC tokens.

### **2. BRC-20 (Bitcoin Request for Comment 20)**

- A **token standard on Bitcoin** (like ERC-20 on Ethereum).

- Uses **Ordinals Protocol** to inscribe JSON data on satoshis (smallest Bitcoin units).

- Popular BRC-20 tokens: **ORDI, SATS, PEPE (on Bitcoin)**.

- Allows **meme coins & DeFi** on Bitcoin (though controversial).