You have to feel at least a little sorry for Nokia. With Christmas coming up, it finally managed to get its Windows Phone 7-based Lumia 800 phone into the market (albeit not in Australia) and show the world that it's serious about reinventing itself. But with the smartphone and tablet audiences tempted by far shinier (and more tangible) things, Nokia is flirting with irrelevance. Can its promised Windows 8 tablet change its fortunes, or is it already too late? more »