Did you see this (nightmare) article?
Powell: Bush Wants Legal Status for Millions of Illegal Aliens
NewsMax ^ | Tuesday, Nov. 9, 2004 | staff
http://www.freerepublic.com/focus/f-news/1276036/posts
Why exactly do you regard this as a nightmare? Having an orderly guestworker program is a way of making the changes in immigration enforcement needed to combat terrorism politically feasible: having economic migrants from Mexico here legally lets us keep tabs on them, gets rid of their incentive to sneak across the border, and lets us pick up everyone sneaking across without the Hispanic and falsely-so-named 'civil liberties' lobbies getting a judge to shut down the stricter enforcement.
Fought this for 1 1/2 yrs. to no avail
~sigh