Gil's LotD
Gil will be in Chicago for the next couple of days in the national Academic Decathalon tournament, so if you don't get LoTD for a day it should be back the next.
http://www.techfreakz.org/fishmon/ Putting fish behind your screen
http://kernelthread.com/software/ams2hid/ The Apple sudden motion sensor- it detects when your laptop has been dropped or thrown, and uses that to protect your data