Joking aside, that wall took a few thousand years to build, and it’s not a continuous wall.
He’s not even sworn in yet, and he’s already convinced Ford to not move their plant out of country, and Apple said they’re moving their factories back to the U.S from China. Ive been read that Mexico is willing to negotiate on the wall.
If he gets in office and dosnt follow through, then you can say he “brakes his promises” but he wont be president until January 20th.
From numbers ive seen about 40% fly in, and 60% go in through other means. You can find hundreds of videos of them pouring over the border in massive swarms (similar to whats happening in Europe) which a wall would easily prevent. A wall would also make it hard for drug cartels to move product across.