If you have a MacBook with iSight - install the new security update now!
Or else let spyware, really mean someone spying on you using your iSight.
Head over to
http://www.oreillynet.com/mac/blog/2...ght_prank.html
for the proof-of-concept demonstration. Note that while that site only displays your image in the browser, it can be used to send data back to a webserver...