Twitter

Twitter, without a doubt is the best way now to show what's happening to you in an instant like a SMS.

MSN, one of the top notch chat tool for a few decades now.

Facebook, undeniably the best ever since the demise of Friendster.

Gmail, the one to look out for, with Google's biggest battle against Microsoft and Yahoo

Credits -cartoonart, -kara, -justgiving, -tech2