You can absolutely get a virus from a properly constructed JPG file. I work for the FBI on a 5 year contract and know these things. If the picture is stored by the hosting provider on a RAID array, you get the Heavy Image Virus (HIV). Trust me on that one - I have it.

Any time dude. I'm here to entertain you. Check out my weightloss plan To the ex-reddit now-slashdot editors looking at this pic before you take it down: thanks for being predictable monkeys. You've done a wonderful job and saved us some time writing another script.