Like almost everyone I know, I’m sick of seeing those many pop-up Internet ads that tout X10’s surveillance cameras. It’s not just the frequency of the ads that bother me, it’s the underlying message.

You have arrived just in time for the yearly Tilt Tournament! That means it is time to pick your fighter and dive head-first into action-packed battles on a quest to become the Ultimate Champion.

In my quest for the perfect pan-tilt gimbal assembly for a small UAV, I’ve made one out of Lego and have some clumsy ones out of aluminum. Most commercial pan-tilt assemblies are made for much larger ...