It has been a decade since <A HREF="http://www.eweek.com/article2/0,1895,2078043,00.asp?kc=EWEWEMNL010107EP26B">IBM showed up at the Consumer Electronics Show.</A> That 10-year absence will come to an end in a few weeks, after Big Blue opens its booth on the showroom floor at the 2007 CES show in Las Vegas.