A fungible asset is something like money that can be used in many different ways. For example, you could trade a Rs 20 note for two Rs 10 notes without losing any value. The economic term "non-fungible" is used to talk about things like your furniture, a music file, a picture, or a house. Because they are different, these things can't be switched with other things. Even if a piece of art can be copied or photographed, the original is still more valuable. So, NFTs are a way to show ownership of unique things like art, collectibles, and even real estate. They can only have one real owner at a time, and the Ethereum blockchain protects them so that no one can change the record of who owns them or make a new NFT. Mike Kondoudis, an attorney for trademarks who is licensed by the USPTO, says that Sony Music Entertainment, a well-known record label, has applied for trademarks for non-fungible tokens and the Metaverse. The music industry's biggest company plans to offer digit...