On Jan. 17, 1993, Hal Finney, the person known for receiving the first Bitcoin transaction from Satoshi Nakamoto, wrote an email with the subject “Crypto trading cards” on the online service CompuServe to the Cypherpunks members, where he mentioned a more interesting way of exchanging digital cash through cryptographic trading cards, as referenced below.Did Hal Finney come up … [Read more...] about Crypto trading cards: How Hal Finney thought about the concept of NFTs over 30 years ago