Bitcoin (BTC -3.79%) fell 3.29% to $81,263.73, Ethereum (ETH -4.10%) fell 3.64% to $2,381.38, and Solana (SOL -4.06%) fell 3.27% to $103.31. As of early evening on Oct. 22, all three were under pressure as risk appetite faded across markets.

What’s driving crypto markets

Macro weakness was the main backdrop, with oil prices holding above $111 a barrel and Nasdaq futures softening as traders trimmed risk exposure; Bitcoin briefly slipped below $81,000, according to finance.yahoo.com and coindesk.com. Meanwhile, Solana’s Alpenglow upgrade went live today, but that network milestone did not offset the broader sell-off, while Ethereum developers are still outlining a draft settlement change that could cut finality time to about four minutes, a…