If you compute the amount of time, security people employed for every shoe removal you will probably get millions of dollars in cost every year in airports. And why because a nut case tried to blow a plane with a bomb costing less then $50 in his shoe some 10 years ago!!!!!
Sinai bomb attack could have targeted peacekeepers, official says (AP)
from the article: Iron Dome might save Amir Peretz's legacy, but it has many fathers