Really?
As much as I love my Jailbroken iP4 via www.jailbreakme.com, The method scares the **** out of me. You need to grow up, learn some proper English and realize how BAD this is.
Um, if you are scared, before Apple releases a fix,
here's how to prevent the exploit from becoming an issue:
http://obamapacman.com/2010/08/cydia-pdf-loading-warner-helps-prevent-ios-security-hole-exploit/