No need to answer, because I know that's a negative.

Be built in a year?

This guy is a doofus

a low information president.

I can't see him putting himself in a position to be asked questions by regular people.

Also, No. You can't call it a theory. In the most simple terms, a theory is a thoughtful, rational explanation of the nature of things or a body of knowledge that explains and can predict things. Trump is not thoughtful nor is he rational. He has very limited knowledge about ... anything basically, so his "cities in crisis" statement is equivalent to anything else he says, which is basically garbage.