What if you had a mini, power-efficient computer that smiled at your when it was functioning properly, and frowned when something needed a tweak? It'd sure be better than your current troubleshooting ...

All together now — "Aww!" Marvell has just outed its Classroom 3.0 initiative here at CES 2012, with the star attraction being the cutie above. That's an Armada-powered plug computer known as SMILE, ...