Big Brother is Watching You.

The rate of people checking their Facebook's on mobile devices has surpassed the number of people using their desktops to check Facebook for the first time in history. Not only is Facebook the largest growing social network, but now it is continuing to grow. Facebook's efforts to make mobile applications has paid off, and is now used on mobiles more. 

"In 2012, we connected over a billion people and became a mobile company," said Facebook CEO Mark Zuckerberg in a statement announcing the fourth-quarter results.

Facebook is largely known for their advertising and also makes most of it's profit from it. More than 84% of it's profit is advertising. Of course, large companies like Walmart, Zynga,Target, etc, are tapping into the social network to target their main audience for their advertising. When they say big brother is watching over us, they're really not lying. Facebook can scan your posts and pick out certain keywords from your status'. That way they use this information to set a certain company and products ad selection to your profile. They are continuously doing this as they collect data from your newest and most recent posts. 

CNN Social Networking Source