I DON’T AGREE WITH MOST OF THE FOLLOWING. what follows is simply my best guess.

Different people are going to have different reasons, the first two are the majority of the voters the rest are for the owner class.

1. Take the following statements to be true: Taxation is theft, government action is evil. If you apply no other logic, many of the actions make sense. The CFPB is government action, therefore evil and should be removed.
2. ANY regulation impedes the free market. CFPB is a regulation it impedes the free market
3. It helps the selfish people doing it. They will be able to take more risky positions at the expense of the public and make money.

For self hosting there is also https://forgejo.org/ which is a fork of https://about.gitea.com/ , the latter of which started to shift to a corporate model.