Here is an Infographic which provides various traits of Geeks and Nerds and lets you decide whether you're a Geek or a Nerd.
Email, the never ending communication media through which everyone has succeeded and will be successful forever. Email also know as Electronic Mail (e-mail) is widely used by almost all the Internet users and can never be replaced by any other communication medium :).
The Global Map of Social Networking through Infographic,describes how people of different country are actively networking with each other
Below is an Infographic which gives a comparison between Facebook and Google in terms of their users base, revenue generated, privacy of users and many more.
Twitter users are 3 times more likely to follow brands than Facebook users and hence any product or company would use Twitter for branding with mass influence.