UIs for crypto wallets and exchanges are often of this ilk. Why do people who make so much money with software seem so uninterested in the UI work their softwar

UIs for crypto wallets and exchanges are often of this ilk. Why do people who make so much money with software seem so uninterested in the UI work their software demands? Interfaces are not optional. Worse is, in this case, not better. Newsflash for Citigroup and anyone in crypto: Good UI people can be hired! There's no reason for a 1980's video store Point of Sale system to be the basis for an interface that moves millions of dollars.