Playstation Now, Sony's game streaming service is getting a monthly subscription fee of $20 starting January 13th. More than 100 PS3 games are included. There is also a three month subscription option for $45 dollars.
Source: Playstation Blog
There is a fan made mod on Steam Workshop that is getting a lot of love right now, it's a shopkeeper skin for DotA 2 in the form of Valve CEO Gabe Newell.
Killer Instinct Season2 passholders are getting an additional fighter for free, Omen. He's a gargoyle who has similarities in his moveset to the free fighter in the game, Jago.
Limbo is headed to the PS4 according to the European Rating Board.