Sam Altman's cryptocurrency project World Network is in talks with Visa for a stablecoin payments wallet, CoinDesk reported on Monday citing a person familiar with the plans. A deal will bring Visa card functionality to World Network wallets and allow stablecoin-based payments to merchants that are part of the payments giant's network, the report said. It underscores efforts by industry players to integrate crypto into the payments ecosystem, as the digital asset moves towards mainstream