Nike just did it. Yes, the athletic footwear and apparel company finally sold off its non-fungible token (NFT) arm, RTFKT. This is a quiet end to an acquisition that once symbolized the company’s ambitious metaverse plans. Related: Are NFTs a Good Investment? NFT popularity on decline NFTs are unique digital assets stored on a blockchain, representing ownership or proof of authenticity for items such as art, music, collectibles, videos, or virtual goods. Unlike cryptocurrencies like Bitcoin (BTC) or E ...