The Tonight Show host Jimmy Fallon owns one. Eminem picked one up for his Twitter avatar. Paris Hilton is an NFT influencer. And, reportedly, so is musician Snoop Dogg under the moniker Cozomo de'Medici. Reese Witherspoon says we'll need one in the future. Serena Williams, Ozzy Osbourne and Travis Barker all use NFTs for their profile pictures. Even YouTube influencers are launching their NFT projects.In the (near) future, every person will have a parallel digital identity. Avatars,...