Felix Xu began his NFT art collection by obtaining a Chromie Squiggle, generated by an algorithm. Right now, Xu, a 29-calendar year-aged Chinese tech executive, has far more than 3,000 blockchain-based collectibles. But there is a gap burning in his crypto wallet that he would like to fill with genuine paintings. His price range stretches towards $500,000 and he is previously on the wait around-record for in-need artists who use paint and moving brushes like Zhang Zipiao . So in December, Xu, a founder and chief executive of the begin-ups Arpa and Bella Protocol, ventured by means of the gallery booths of Artwork Basel Miami Seaside, where by dealers from…