They're just as on the take as anyone.
Think about it: you have hundreds of thousands of pages of evidence that the hyper-wealthy may have trafficked minors across state and international borders. Only one person is in prison over it, and her cell gets upgrades.
35 years ago this would have been a slam dunk for the opposition party of any republic. Instead of standing ten toes down on it, opposition leaders are doing... what exactly? Going on with business-as-usual, for the most part. They should be attempting to add language to every single bill that comes across the floor to see more done. They aren't.
I think stock trading shenanigans are far lower on the list of moral outrages, particularly given Congress' predilection for insider trading.
Not just the opposition. In other times this would have been the reason for a revolution.
Indeed, not enough people are asking why the Biden administration sat on the Epstein files for 4 years and did nothing with it.