Disappointing Jaunty Jackalope, New Hope For Karmic Koala

I am using Ubuntu for almost a year now. I was using Ubuntu from 8.04 Hardy Heron and then upgrade to 8.10 Interpid Ibex and this both version is good and i had happy time using this version of Ubuntu. Firefox browser run smoothly as well as compiz. I am not a linux expert, i [...]