Well after Brexit and all those employed Fruit & Veg pickers had to bugger of back to their home nations BIG shortage of Labour. Our bunch of lazy assholes being offered the jobs would have appeared to continue on the dole.
Perhaps that is what Rishi means by Clearing the back log of illegals, make them legal.
If we are feeding them and keeping them warm, health care etc!! might as well make em work for there keep.