It seems to me that to make your argument valid you have to be implicitly claiming the following: we're so confident that no fragment of the current Islamist t

It seems to me that to make your argument valid you have to be implicitly claiming the following: we're so confident that no fragment of the current Islamist terrorism movement will target subways that we don't need to put in place the security measures that would be necessary if we thought they might; and yet we are so clueless as to when, where and how they plan to attack airplanes that we have to strip-search every 95-year-old/5-year-old/this week's TSA victim stereotype across the entire system.