True, what better way to increase sales than to instill fear into the masses? But even if they are off by a wide margin (120 minutes instead of 12) that's still a significant risk.
If you really want to find out, download ethereal and find out how long it takes before you see a packet on known worm ports. Usually doesn't take very long.
The point being that putting an unpatched machine without good protection onto the Internet means you've got a good chance of being hacked within a very short timespan.
EDIT: Another one from USA Today:
http://www.usatoday.com/money/industries/t...-honeypot_x.htm