I mean it’s a scam tactic he learned in his years of dirty dealing.
The reason why those Nigerian scammer emails come off so bogus is that they are specifically made to target people who are so desperate for whatever the scammer is offering and it’s making the potential victim more receptive. Once you abandon your better judgement, you become open to whatever absurd request the scammer makes.
By constantly creating an alternative reality, Trump has perfectly primed his audience to believe whatever he tells them regardless how absurd it is to the rest of us.
Hey remember when caravans and terrorists pouring over the border was an urgent immediate impossible to ignore emergency of the highest order? Did we fix that?