Gil's link of the day!

http://www.tuaw.com/2006/07/05/seismac/ Turn your Mac's motion sensor into a seismograph and detect earthquakes!

http://www.uktsupport.co.uk/reference/biosp.htm Default and backdoor passwords for many BIOSes.

http://lowendmac.com/sable/06/0706.html Benchmarks run comparing the old System 6 with modern PCs.