He went through my stuff and found nothing but books, toothbrushes, boxer shorts and an external hard drive.
"What do you have on the hard drive sir?" He asked.
"Actually," I replied, "the answer to that question could be found within the question you really wanted to ask, but you didn't. The question you really wanted to ask was:
"What personal data do you have on the hard drive sir?"
This question answers its self, therefore it's a meaningless question; therefore a stupid one. It took a few moments of awkward silence for his basic human intellect to kick in, but eventually he just threw my stuff back in the bag and allowed me to pass. That's not airport security... that's airport scrutiny.