Count me in for weird crashes under OS 10.2.4 too. I cant scroll down the window of my data partition without the finder blinking out and then back on again whilst closing all windows etc without any error message or anything. No idea why, nothing comes up as wrong with partition or folders etc. Everthing runs nice and fast in 9. It all went back into the trash and I am on 9 again for now. [ Could not face another 4 hour install ... To do half an hour's worth of work. ] Of course, for a long time I had accepted that macs don't crash only Internet Explorer does. But that is made bysome other company with no interest in Mac being stable. By the way, has everyone seen the hack to turn a 10.2 update installer CD into a full installer? Mind you, it is only meant as aback up for those that have legitimate copies of 10.1 ... http://64.180.177.204/weblogs/archives/cat__tutorials_.html Near bottom. " Convert 10.1 to full cd " John