It’s been quite the busy afternoon in gadgetry, courtesy of the world’s biggest mobile expo, Mobile World Congress, going on in Barcelona right now. See what’s been going on there and elsewhere here in our teatime tech news roundup.

First up, let’s talk Windows Phone 7. Microsoft followed up Friday’s sucker punch with a right hook today, confirming that multitasking and Twitter integration are coming to its smarpthone OS this year – and demoing an incredible syncing game between Kinect and a handset!

On the Android side of things meanwhile, we got hands on with ViewSonic’s Google family, including the ViewPad 4, V350 dual SIM Android phone and the 10-inch ViewPad 10 Pro. Check out all the photos!

Finally, Foursquare, now the plucky underdog against Facebook Places, is adding recommendations to the location service next month. What does that mean for you? Read here to find out!

Still want more news? Head on over to the homepage and help yourself!

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