The Sony TR line is fantastic. I used mine the first half of this year as an undergraduate. There is no other laptop line out yet that I would consider switching mine for.
3.1 lbs, 3.5 - 6hr battery, 1280x768 high viewing angle screen, cdrw-dvd, 1ghz, 512 ram, 40gb, 802.11g, screen mounted 640 x 480 swiveling motion camera.
Head and shoulders above the competition.