I quoted your line about executive branch spying on the members of the senate so I replied to that part. It wasn't just a theoretical possibility.

> The cia didn’t hack phones and blackmailed businessmen and politicians.

We know they hacked the devices of senators and even apologized for it later. Did the blackmail them? Could be. How do you know they didn't? Bezos was probably the rare case where he exposed their blackmail, in most cases, because of what it is, blackmail is something that is kept secret.