For starters, it isn't what you know, it is what you can prove in a court of law.
And there are the 'leverage' aspects of such information, should it exist, that might make it worth more undisclosed rather than tied up in courts and motions and other delaying tactics.
In the meantime, in a job that has more facets than a 5 ft. disco ball, the DOJ has been fighting rogue judges issuing nationwide injunctions and a host of other issues. In the bigger picture, though we all see the idea of a bunch of wealthy and powerful pedophiles 'getting away with it' as anathema (their day of Judgement will come, ultimately, and no lawyers need apply), the DOJ might as well park the temp quarters outside of SCOTUS.
There are other fish to fry, and on that front Bondi and the DOJ have been doing well.
It's like wanting to fire the world's best custodian who won't do windows, to the detriment of the rest of the building. Instead, hire someone to do the windows and let the rest be done right.