Earlier quoted context omitted.
Many things. A stablecoin that implements ERC20 interface can be used across Ethereum ecosystem and it’s smart contracts. You could even program your own smart contracts around the token, such as to setup a time lock or auction. Examples: converting it to another token on a decentralized exchange, purchasing an NFT, holding the token in a non-custodial wallet, holding the token in a multi-signatory wallet, participat…
Most of these are just "do a thing you can already do with money, but shittier"
Like why have digital banking infrastructure at all? What new thing was enabled by digital banking infra? The answer is that nothing new was enabled, but the tech made banking operations faster and more accessible to more people. The same thing applies to blockchain tech.