Growth of newcomers Pinterest and Google+ show social category is still in flux.
Deals player reduces marketing spend, plans new seasonal promotions.
How did NBC's online audience stack up against other streamed events?
Subway's 2011 investment in Internet ads was $12.7 million, per Kantar.
Real-time data and commentary on the big game commercials.
AOL sticks with Yahoo for real-time bidding in mega display ad agreement.
Global display ad revenue grew 15 percent last quarter, helped by sales org changes and video ads.
Pools ad space from Professional Bull Riding, Weekly World News, and other sites.
Former chief of Digitas and Akamai to run cross-channel media giant.
Tech could help spot malicious ads submitted through Twitter's nascent self-serve ad tool before they go live.
Q4 saw big growth not only for Google's social network but for its display, mobile, and deals products as well.
As investors cry "good riddance," marketers recall Yahoo founder's contribution.
Also on Wednesday, Wikipedia and Redditt will go dark to protest anti-piracy legislation.
Some contend the move puts Google+ on par with Facebook.

February 15, 2012
1:00pm EST / 10:00am PST
February 22, 2012
1:00pm EST / 10:00am PST