If things keep going the way they are, I think there is a reasonable chance Trump will not run in 2020, go back to private life, and claim victory... a glorious triumph! He has been handcuffed so far, and his GOP "colleagues" have not helped him much, at all.
IF he gets the goods (prove spying, sedition) on Comey, Holder, Hillary, Lynch, McCabe, Brennan, all of em, he can change the direction of this country and then he will run again, win, and stop the illegal invaders, get the economy booming, for real.
IF...