Sony Ericsson showed off a vapor-y Symbian Foundation phone with a 12.1 megapixel camera codenamed the Idou.

ENGADGET: MWC day one: the Empire strikes back

Nokia managed to more than quadruple its Windows Phone sales y-o-y banking, on the launch of just a couple of high-end Lumia models, the 920 and the 820.

FORBES: Nokia Earnings: Can Lumia Sales Light Up Results?