Yeah, if he threatens another shutdown, they can just post tomorrow's polls.
The fact that he hasn't declared an emergency instead of caving has to mean that someone who hasn't been indicted yet has convinced him the courts won't allow it.
So, maybe White House aides should be working on how to spin funding for border security (without The Wall) is a victory, and qualifies as keeping his campaign promise.
"Well, i never actually meant a physical, you know, brick and motor wall, per se. But with the $(whatever) billion i beat out of the Democrats, we'll have personnel and technology to make what is effectively a wall securing our Southerest boarder."