On Jan 1, 2004, at 03:00, jesse wrote: > Not to argue, but is this really true? I have 2 points: > > 1) The aluminum 12" (as well as 15" and 17") is made to run with the > lid down in extended desktop mode, and it runs a G4 at higher speeds. > One would think those could get even hotter! > > 2) If you lift your keyboard out, you'll notice that there's no > ventilation on the bottom of the keyboard...it's a flat piece of > plastic/metal. It seems like it would prevent air from flowing thru the > keyboard...so maybe this isn't really a concern? > > Does anyone disagree? > > > jesse I have a iBook, dual USB, 640M, OS X 10.3.2 and mirroring to a CRT. I leave the lid propped open enough to slide my hand in to get a "feel" for the temp. There is a lot of warm air stirring over the keyboard. I would NOT run with it closed. Ray No HTML/RTF in email STOP excessive quoting in email