An NFT, or non-exchangeable token, is a unit of account that is used to create a digital cast for any unique item. These can include: paintings, photographs, videos, music, gifs - in short, any content that claims to be unique in any way. They are of great value among collectors, gamers and art enthusiasts, and are bought and sold through auctions. These tokens are stored in what is known as a blockchain - a huge chain of blocks, each containing information. Unlike, for example, servers, wher...