Ethereum co-founder Vitalik Buterin has donated 128 ETH each to Session and SimpleXChat, two encrypted messaging platforms. This contribution aims to bolster the development of permissionless accounts and enhance metadata privacy within these applications. In other news, Nasdaq has filed with the SEC to increase option limits on BlackRock’s IBIT Bitcoin ETF to 1,000,000 contracts, the maximum permissible level. Meanwhile, S&P Global has downgraded Tether’s USDT to a "5 (weak)" rating, citing increased high-risk assets in its reserves and ongoing disclosure issues.