UI is the point when interactions between machines and people happen. It lays down the parameters of a user's interaction with a machine.
DeFi
a movement promoting substitutes for conventional, centralized financial services.
Utility Token
Tokens that are designed specifically to be able to help people use something.
Coin
Cryptocurrencies known as coins run on separate blockchains and are unrelated to other coins. Such a cryptocurrency's single unit is also known as a coin.