All the more reason they shouldn't be porous today in this post 9-11 world. Bush has been President how long now?
"If Jihadi Akhmed wants to rumble in my backyard...he's going to have a quick come to Jesus with the Second Amendment."
Marvelous anti-terrorist planning. Let them in to do their damage, and then we'll shoot them. Brilliant, absolutely brilliant.
Take the banter for what it is...we could go into fact based discourse if you want.
Essentially, there are several lines of defense...a well prepared citizenry is one of them.