StraightUpSocial News Links for 1/18/2010

Yahoo’s Big Plan for the Social Web in 2010: Aggregate It

Liz Gannes at GigaOm takes a closer look at Yahoo’s new open social strategy, which prominently features an aggregation tool called Yahoo Updates.

Compared With Twitter & Myspace, Users Choose Facebook Login 2-to-1

Mike Melanson at ReadWriteWeb shares data from widget provider Gigya showing 65% of users of the company’s social network login tool choose Facebook.

Foursquare’s Twist on Facebook: A Reward for Checking In

Foursquare gets some attention from Dan Fletcher at Time who talks about the challenges facing the location-based social network.