Wall Street kept walking in: S&P Global agreed to buy OpenZeppelin, the firm securing $37T in smart contracts, Deutsche Bank went live with institutional BTC/ETH custody, and Circle's Arc L1 hit mainnet; while crypto's courtroom pile grew, from DOJ charges against two Robinhood engineers to Celsius's $495M suit against BitMEX.

Five that actually mattered:

— S&P Global agrees to acquire OpenZeppelin

— Deutsche Bank launches institutional BTC and ETH custody

— Circle's Arc, its USDC-gas stablecoin L1, goes live on mainnet

— DOJ charges two Robinhood engineers over front-running

— Celsius sues BitMEX for ~$495M over wrongful crash liquidations