A humanoid robot named Sophia sold an NFT, a digital artwork, at an auction online. The piece sold for $688,888. This is the latest in the NFT investment craze. Sophia was created in 2016 by Hanson Robotics, based in Hong Kong. She collaborated with Andrea Bonaceto, an Italian digital artist, to create a self-portrait. The NFT is called “Sophia Instantiation.” It is a 12-second MP4 file that shows the evolution of Bonaceto’s portrait into Sophia’s digital painting. The sale comes with the physical painting made by Sophia.