Microsoft has promised to refund gamers who have experienced problems with its new Xbox Live video service. US Xbox 360 owners are able to download high definition TV programmes and films, including shows such as Star Trek and CSI. But Xbox's Larry Hryb has said "technical issues have resulted in a very unpleasant experience" for users. Speed problems and video not being delivered is being blamed on "the extremely high number of downloads". Microsoft has trumpeted its Xbox Live online gaming and download service as its key weapon in the battle for console supremacy with Sony and Nintendo. "To celebrate its first birthday... Xbox 360 becomes the first and only gaming console to provide HD and standard-definition TV shows and movies direct to you," states the Xbox website. Read More ...