Social Media:

• Facebook explains adverts in bid to pacify users.

• Facebook reveals top games of 2011.

Privacy:

• 45 privacy changes Facebook will make to comply with data protection law.

Search:

• Biggest search events of 2011 & predictions for 2012.

Mobile Computing:

• 5 ways the smartphone market evolved in 2011.

• 7-inch Tablet demand surges as iPad 3 specter looms.

Research & Stats:

• Social networks account for 20% of time spent online.

Business:

• The year in advertising, by the numbers.

• Mystery: Who killed the Microsoft CES keynote?