The problem here is having such activities in his past makes him an exploitable by criminal organizations or foreign adversaries who would seek the sensitive information he now has access to.
First point is not even true of the Watergate burglars. What makes crime indistinguishable from politics here is the recent ruling on presidential immunity.
The problem here is having such activities in his past makes him an exploitable by criminal organizations or foreign adversaries who would seek the sensitive information he now has access to.