TSA Puzzle of the Day

Flying out of IAD yesterday I noted that all of the x-ray bins had been numbered. It clearly took work to do this. But when I ask some of the TSA officers no on had an answer.

20130415-033251.jpg

Related

You can see my previous holiday expectations and analysis here:

I think motion detection is going to be an important

Later today, Apple will report Q1 figures. We know much