At 11:36 AM -0600 9/19/03, Sam Hotchkiss wrote: >2-2.5 hours being reported under average, power conscious usage: >http://forums.macnn.com/showthread.php?s=&threadid=177552 I noticed that they downsized the battery from 61 watt-hour to 46 watt-hour. My guess was to save weight. I am guessing that the Al mechanicals are heavier, and they were trying to keep the weight the same as the Ti, which they did not quite do even with the smaller battery. Sherman