[Jack_]

Depends on your definition of necessary I suppose. Necessary to life, or to live? No. Necessary if you wish to keep up to speed and not fall behind with regards to the latest advances in technology and the modern world? Well then the answer is probably yes.

Social networking sites are an amazing piece of kit if you're a media institution. They offer so many different capabilities when it comes to expanding and diversifying content and advertising it's unreal. Then again, the entire internet itself offers many capabilities too.