The NFT Craze, Wave 2 NFT's first gained the internet's attention when virtual tamagachi's clogged up Ethereum, the financial system of the future (uh-oh). It's been quiet for a few years, but now a new wave is here. It's becoming simple to put art and collectibles on a blockchain, and people are losing their mind. It feels like the craze of crazes. It's the adult version of Pokemon cards because ... Bitcoin.