Your definitive source of cryptocurriences knowledge.
NFT Non-fungible token is the transfer of solutions that build trust in virtual money to other digital resources. Unfortunately, it is impossible to immerse all images and videos in the blockchain, because its size would quickly exceed decent dimensions. Hence, only the contractual certificate of authenticity can be certified and unique. It must be issued by the author or the rights holder. Don't ask if it makes sense, but people love uniqueness and individuality as well, and maybe even more, in the digital world.