CES 2010: year of the tablet !

Ultra-portable computers designed for surfing the internet and watching movies on the move could be one of the biggest success stories at this week's Consumer Electronics Show in Las Vegas, say analysts.The devices, known as tablet computers, have screens of between 7in and 10in in size, and unlike traditional laptops, they use an on-screen "virtual" keyboard, like that used by Apple's iPhone, rather than a physical keyboard.