Earlier quoted context omitted.
Do people chose banks for interests rates in saving accounts? Like do people make the financial decision to use saving account rather than stock/bonds/hedge funds as investments? As far as I understand no reasonable bank anywhere offers interest higher than inflation.
Yes, people do make such decisions. Why? Because they expect stocks to fall and bonds to expose them to interest rate risk. They'd rather keep the money liquid and ready to sweep in to buy assets. People also use savings accounts for impending expenses. Human stuff such as pregnancy, kids, car repairs. Parking money in liquid savings with 3.5% interest is a very viable hedging strategy for humans. Perhaps not for ins…
I assume the only reason for the savings accounts is to convince some people that they can save at their bank without bothering with another account somewhere else. (And, of course, until recently money market sweep accounts paid very little as well.)