But Twitter is testing a home field advantage for Vine, so when you expand a tweet with a Vine video embedded, the media does auto-play, but with the sound defaulted to mute.

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Oh, and the app is built to auto-scale the interface to play nice with hi-res Retina displays, too.

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Other titles, like "Resident Evil Revelations, " "Max Payne 3, " "Borderlands 2" and "Grand Theft Auto V" will also be must-play games in the upcoming year.

CNN: Gaming preview 2012: From PlayStation Vita to 'Halo 4'

Most auto companies have placed big bets on one or two alternative propulsion technologies while they dabble or play catch-up in others.

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