I'm surprised we haven't heard more lawsuits about this in notoriously litigious America. I find it hard to believe that "we can ruin you at any time" is a sustainably fair contract term.
Which can be why it can be worthwhile to file suit in small claims court or even pro se.
Because then you’re in their legal department which often at least responds.
Or you get to foreclose on the local branch.
https://abcnews.go.com/Business/bank-america-florida-foreclo...
(Maybe it has to do with being used to dealing with clients that literally have no money.)
This is a situation where the Invisible Hand of libertarianism was supposed to manifest and gently nudge people to banks with more favorable terms in such numbers that no bank is able to do this and stay profitable.