"Despite this, the proposed fixes focus on the details of the plot rather than the broad threat. We're going to install full-body scanners, even though there are lots of ways to hide PETN -- stuff it in a body cavity, spread it thin on a garment -- from the machines. We're going to profile people traveling from 14 countries, even though it's easy for a terrorist to travel from a different country. Seating requirements for the last hour of flight were the most ridiculous example." Bruce Schneier explains why the response to the underwear bomber is stupid. Read more Here