So you'll give up a few years of your life treading water in a foreign land, whose language you don't speak, whose people are eager to take you for everything you've got, only to likely end up back at square one?
What happens when the US stops playing world p*lice in a few years and c*mmunist ch*na seizes everything you labored for on your small island nation with nowhere to run?
Or say you accidentally knock one of those gremlins up and are now tethered to some 4'11 monkey-faced fish-pussy and your goblin manlet offspring who you look nothing like
The reason third world countries are as poor as they are is because what little productivity they can muster has already been exploited by cartels and their cronies for centuries.
Meanwhile, NA has plenty of untouched, incredibly cheap and remote land you could completely self-sustain on through hunting and fishing alone if you wanted to. And as bad as its going to get here in some areas, Evrope and Asia will be far more volatile and dangerous if history is any measure.