CES organizers say 40 to 80 tablet computers could debut at the eventSAN FRANCISCO (AFP) ― Tablet computers will lead a host of “smart” gadgets in the Nevada desert this week at a Consumer Electronics Show spotlighting slick new devices on the horizon.CES attendance in Las Vegas should top the 126,000 figure from the annual event last January and the roster of exhibitors has climbed 2,000 to 2,700