"The Washington Times is reporting that the DHS wants to replace your boarding pass with a GPS-enabled shock bracelet. Plans for the device include subduing passengers remotely as well as onboard interrogation. There's even a promotional video."
Perhaps Paul Ruwaldt (the official named in this story) has been watching "The Coneheads" a bit too much, or not actually flying enough. Expressing interest is not quite the same as ordering mass quantities, but it's scary enough.