I think the issue is that banks likely knew the consequences of their actions and knew what would happen at some point down the road... but chose to ignore it.
From a PR perspective, that's a terrible strategy. But good on them in the short term, I suppose. Stepping on the collective well-being and lack of financial kjnow-how of Americans in order to pad their wallets even more.
I guess because it was legal, it was right and should have been allowed to continue.