ZOMG! Apple has fought back! The only way Apple can fix the exploit that the iPhone Dev Team has been using to Jailbreak iPhone's and iPod Touch's (check out our forums for more on that) is to fix their hardware, but it seems Apple has figured out a way to program iTunes 8 to detect and prevent the Pwnage exploit.
Apple may have won that battle but they have not won the war. The Dev Team reacted promptly: