Would this plan present logistical headaches? Absolutely. But probably no more, if as many, than those brought about by a plan to build a gargantuan fence along the U.S.-Mexico border.
So, building a nationwide complex of housing, processing, educational and medical facilities will "present a few headaches." But building a simple fence is a "gargantuan" impossibility.
World Class Moron.
A fence does nothing to solve the problem we already have.