Generally speaking, the next regime rarely does this because the reality is that probably every president - when you get right down to it - has in the technical sense broken the law even unintentionally in some cases. One thing I knew long before Trump is that almost everyone’s desire to see a president thrown in the slammer is proportional to the contempt in which they held that president when he was in office.
But there also HAS to be a line SOMEWHERE, too.
Yes... And there are always people being appropriately investigated and prosecuted.
The current situation sets a new record unfortunately.