Just on the G4 Cube, I wouldn't say there was a particular problem with heat there. If there was, there's a cage in the bottom and provisions for a fan to be re

Just on the G4 Cube, I wouldn't say there was a particular problem with heat there. If there was, there's a cage in the bottom and provisions for a fan to be retrofitted. I still use one of mine as a main server, and heat isn't an issue with them unless you upgrade the CPU. I'm more worried about their cost-cut power supply really.