Tech News Today: Xbox One, Bear Zero!Microsoft retreats from Metro, Super Bowl gets hashtag fever, mobile computing being held back by batteries, and more!Watch and listen: [twit.tv/show/tech…](http://twit.tv/show/tech-news-today/936Mike) Elgan, Sarah Lane and Tonya Hall interview Kevin Tofel, Darrell Etherington and Steve Gibson![itunes.apple.com/us/app/pa…](https://itunes.apple.com/us/app/paper-stories-from-facebook/id794163692)     ://click-to-read-mo.re/p/5dys