The passcode, or the four-digit code you enter in order to access an iPhone or iPod touch, was created to ensure security and prevent hacking. But what if you haven't touched your iPhone in a month and you simply don't remember what your passcode is anymore?
Don't fret; just take a gander at this helpful tutorial on how to unlock your iPhone 3G without knowing the passcode. Knowing how to work your electronic devices in dire cirumstances will lead to a stronger sense of self (or a supreme sense of nerdiness).
Have an iPhone? See everything that's new with Apple's latest iOS update: