$ETH "Smart Cashtags" with Embedded Metadata

Instead of just writing $BTC or $ETH, introduce Smart Cashtags that follow this format:

$[COIN]:[CHAIN]:[USE]

For example:

$ETH:ERC20:DEFI – Ethereum coin, ERC-20 token standard, used in DeFi.

$USDT:TRON:STABLE – USDT on the Tron chain used as a stablecoin.

$SOL:SPL:NFT – Solana token, SPL standard, used in NFT ecosystems.

Benefits:

Immediate clarity on coin usage and blockchain.

Enables platforms (social media, exchanges, blogs