You make an excellent point about trump knowing who has the tapes, while Comey was away. It wasn’t Trump. I’m starting to get Trumpspeak now. Trumptweet? There is a lot of room between those lines.
He is very good at sending out tweets that seem minor to most, but are devastating to the intended target. I think getting Comey out, while 3k miles away was key to draining the swamp. Hopefully, they can now find out if Seth Rich was unmasked.