Hacked iPhones Confirmed As Bricking With Latest Update

From Slashdot -

The latest Software Update for the iPhone has been confirmed to brick hacked units.

The BBC reported that Apple's warning has now proved correct as many owners are reporting their phones no longer work following installation of the update. Apple requires iPhone owners to take out a lengthy contract with AT&T in the US but there are a number of programs on the net that unlock the device for use with other networks.

The only remedy is to do undo the hack.

iPhone Human Interface Guidelines

Apple has posted guidelines for developing the UI for iPhone applications here.