I agree with your premise, and and that the Fall of Man the USA might also have to legalise a host of illicit drugs to cut off the demand side of the equation.
Securing the physical movement along the border is a very expensive undertaking if the risk reward ratio is not drastically altered to reduce the rewards scenarios.
And if the USA doesn’t formalize some sort of guest worker program now, before the cartels forcibly block the pocketed Mexican Federal government from signing on, in an effort to protect the cartels human smuggling profit pipeline, it will never happen.
The USA does need the workforce in about ten years as the youngest boomer retire en masse, however the shortsighted politicians in this country care not about a decade from now, because they’ll have gotten theirs by then and retired to leave the aftermath to the next bloodsuckers to file election petitions.
“however the shortsighted politicians in this country care not about a decade from now, because they’ll have gotten theirs by then and retired to leave the aftermath to the next bloodsuckers to file election petitions.”
Is that not the exact risk of term limits? We the people need to remain vigilant no matter what happens!