I've found these on another page and thought that some of you in here might actually find a use for these 2 small files.
#1 - Seismic Tester - Yeap now you can test for earthquakes and tremors using the internal sensors of the macbook.
http://www.suitable.com/tools/seismac.html
#2 - Hearing Tester
Well - after wearing that white mp3 player with the volume up your bound to damage your hearing Fear not as the following tool would tell you if your going mutton jeff
http://www.suitable.com/tools/tonetester.html