On 11/26/03 1:06 PM, "Brian Pearce" <bpearce at cloud9.net> wrote: >> Well...theoretically, a RAM disk would give you the best battery life, >> but >> unfortunately you probably don't have 4.7 GB of RAM in your iBook. You >> could, if they're relatively small, make a 200mb ram disk and copy each >> individual show to them when you want to watch them. That would >> probably >> yield the greatest power. > > Actually, this is a good point; though if you're using up most of your > RAM in RAM discs, it may lead to just as much disc access for Virtual > Memory operations, so it may be six of one, half-dozen of the other. This was assuming that the person whom originally asked the question had maxed out RAM. Otherwise, this might not work as planned. But I think Brian is right about the HD being the better battery saver than DVD.