Support WBURWhat's An NFT? And Why Are People Paying Millions To Buy Them?Play03:33Download AudioBobby AllynMarch 05, 2021 ShareA work called Nyan Cat by Chris Torres sold for $590,000 recently. It's part of growing interest in digital assets, known as nonfungible tokens, or NFTs, that are generating millions of dollars in sales every day. (Chris Torres)