Before revision: Appliances and functionality The 12 centimetre slot-loading optical drive of the Nintendo Wii game console is compatible with 8 centimetre diameter discs to support GameCube discs, the predecessor game console .
After revision: , allowing for backward compatibilityAppliances and functionality The 12 centimetre slot-loading optical drive of the Nintendo Wii game console is compatible with 8 centimetre diameter discs to support GameCube discs, the predecessor game console .