You just have to be thankful he wasn't an underwear bomber.

Bruce Schneier
TALES FROM THE CRYPT(OGRAPHER)
Bostons weekly dig
In response to a comment about the TSA requiring the removal of shoes at airport "security" check points because there was one Islamic extremist that tried to blow up a plane with a bomb hidden in his shoe.
[Bruce agrees with me that existing airport "security" is less than worthless.  Read the article.--Joe]