I carry my G3 900 iBook EVERYWHERE, and transport it in our motor home, use it in a recliner on my chest nightly and have never had a problem yet. I did purchase a "handle" for it, though; best $40 I ever spent! The handle may be the difference, or not, but I would be lost without my iBook now. Valerie On 3/3/05 12:02 AM, "Pam Sorooshian" <pamsoroosh at earthlink.net> wrote: > I have had 4 g3's over 2 years --- each has had logic board failures > multiple times (Apple repaired them each several times and then > replaced them with an upgraded version). The G3 900 mhz that I now have > has had the logic board fail once AND this one has developed a crack in > the front right corner. > > I believe that those of us who carry our ibooks around with us a lot > and use them on our laps and are likely to lift them one-handed are far > more likely to experience logic board failures than those who leave > their ibook sitting on a table most of the time. > > The problem appears to have something to do with stresses created by > handling the unit. > > -pam > > > On Mar 2, 2005, at 9:32 PM, Todd Doerpinghaus wrote: > >> I hope I'm not losing my mind. I thought I remembered >> reading some posts about cracks on the corners of >> ibooks. I searched the archives but had no luck. >> Were these cracks caused by knocking the book on >> something, or was it something that just happened? Is >> it common? My 900mhz g3 doesn't have any but we have >> a few g4's that are starting. Thanks in advance.