NFTs supplant Rolexes and Lambos as the new digital savvy 'flex'

Bitcoin’s bouncing around $50,000. DeFi is seeking to go mainstream. But all anyone in the digital-asset world wants to talk about are NFTs. 

Non-fungible tokens, which allow holders of art and collectibles to track ownership, are staging a resurgence after fading from the headlines during Bitcoin’s springtime swoon. Whether it’s crypto entrepreneur Justin Sun paying $500,000 for a picture of a rock, or cartoonish depictions of penguins and apes, NFTs -- born of the blockchain technology that powers cryptocurrencies -- are again at the center of the speculative buzz that drives digital markets.  

Les Borsai recently spent $1,300 on a Pudgy Penguin