The Fifth Circuit Court of Appeals ruled on Tuesday that the Treasury Department’s Office of Foreign Assets Control (OFAC) ”overstepped its authority” by sanctioning crypto mixer Tornado Cash, reversing a lower district court decision.WalletConnect has launched its first airdrop season and eligibility checker, allocating 50 million of the total supply of 1 billion WCT tokens to over 160,000 users, including builders and contributors.A Brazilian lawmaker has introduced a bill to create the Strategic Sovereign Bitcoin Reserve, allocating up to 5% of the nation’s $372 billion financial assets to the cryptocurrency via a phased acquisition strategy.The following article is adapted from The Block’s newsletter, The Daily, which comes out on weekday afternoons.