The Knee Defender: The Most Passive-Aggressive Travel Gadget Ever?

Have you ever heard of the Knee Defender? Chances are, if you’ve been following the news over the last couple of days,¬†you know all about this controversial gadget, but if not, allow me to fill you in. The Knee Defender is a tiny¬†pocket-sized travel device which locks the fold-out tray on the back of airline seats in place, preventing the …