The function of the @ username tab allows users to see mention favorites, follow their tweets and retweets. On the other hand, shows user activity activities of people they follow on the site.
On Twitter action button is reportedly very similar to Facebook Ticker, which shows what your friends are on social networking site.
In a blog, Twitter said: "You also learn that most tweets are interesting and stimulating people to follow." He added: "It 's easier than ever to explore Twitter, connect with people and find what is happening in the world
