Jailbreak hole in iOS 4.1 will be hard to close The Register

theregister.co.uk — Dev-Team members say there is still work to be done to fine-tune the exploit technique and that would-be jailbreakers are best served by forgoing the update to 4.1 for now. The admonition comes after they called iOS 4.1 a trap designed to prevent future jailbreaking and unlocks Sep 9, 2010 View in Crawl 4

Jailbreak hole in iOS 4.1 will be hard to close  The Register