http://go.fark.com/cgi/fark/go.pl?ID...n1896897.shtml
Linked from fark(a duh):Interesting article bringing the usefulness of x-raying shoes as a bomb detecting practice. Turns out it could just be a useless smelly hassle that doesn't accomplish anything. Buying 10s of millions of worthless scanners and turning flying into a totally awkward pain in the ass over nothing sure was worth it.