FC Barcelona secures a significant investment for its blockchain and NFT venture, Barça Vision. Visa tests a solution allowing users to pay blockchain gas fees with a Visa card, simplifying transactions. The SEC settles with Bittrex over allegations of unregistered exchange operations, highlighting the importance of compliance. The Worldcoin project introduces token reservations but faces regulatory issues and mixed responses. California's FPPC outlines rules for reporting cryptocurrency contributions in political campaigns, ensuring transparency.