There’s been a hubbub claiming some problems afflicting the displays on 27-inch iMacs - now it seems Apple may have halted production of the product while the company attempts to figure out what the problem is.HardMac tells us (citing ‘sources’) that Apple has completely halted 27-inch iMac production, with the assembly lines expected to remain stationary until the company finds fixes for the various display issues the desktop computer is suffering.Reported faults have included flickering and flashing displays on iMacs, and yellowing colour tints which have affected some machines. It is thought Apple has a