Tumblr, one of the most popular blogging platforms has become ever more popular in the recent years. Tumblr provides a very clean homepage with very easy sign up form. But did you know that you can use this same form for logging in as well?
Hundreds of thousands of users are joining Twitter everyday. The number of registered users on Twitter has crossed the 100 million mark. Many celebrities and media icons have also taken interest in Twitter and are signing up for an account. Twitter has created a graphical tree that houses some of the notable personages who started using Twitter in 2010.
Facebook has allowed its users to have a unique username for themselves and surprisingly a whooping 200000 usernames were registered within 3 minutes after launching the service.