Apple on Tuesday released updates to address optical noise created by its line of MacBook computers, including EFI Firmware updates for its MacBook EFI Firmware Update 1.4 [3.14MB] and MacBook Pro EFI Firmware Update 1.8 [3.36MB] lines and a SuperDrive 3.0 Firmware Update [18.35MB] for iMacs and Mac minis. According to Apple's SuperDrive Documentation, if you see Revision: KA15 or 2AHG on an iMac, it needs to be update (and it will be either KA16 or 2AHH after the update) and Mac mini with the Revision 2AHF drives require this update (afterwards it will be 2AH1). It is unclear if the updates f
