We have already passed the point of no return.
Now I'm betting the border-jumpers are in no rush to get "legalized." They got a dam good thing going---cashing multiple US govt checks under several identities.
They dont want that money pile messed up....... and neither do their foreign handlers.
Their homeland govts are making a bundle via the swarmers' "remittances" (AKA money-laundered US tax dollars wired offshore.)