MMA tops 700 members; Sony Ericsson says Idou

> MMA's global membership tops 700.

> Acer unveils smartphone lineup.

> SE gives a glimpse of Idou 'concept' device. Click here for photos of the press conference.

> Nokia and Qualcomm: The new frenemies.

> GSMA: MWC has 49,000 registered attendees--so far.

And finally... at Mobile World Congress this week in Barcelona the show floor was hopping and the press room was crowded. And there is finally another Android phone... see our slideshows here.