Mobile World Congress roundup: cellphone mania

Whew, it was quite a day for cellphones at the Mobile World Congress, and there's more to come this week -- but if you haven't been watching Engadget Mobile (where the full coverage is being posted) or are just getting up to speed, here's everything that's gone down.

Sony Ericsson
HTC Nokia
Sad, lonely Moto
Everybody else
More after the break.

Android and Linux
More announcements