When I returned home for the first time in a long time, my brother transformed into a girl!?

"Twitter" is a web service that is extremely popular all over the world now posting and sharing short sentences with 140 characters or less. And... more>> this is a rumor..., there seems to be a humanoid interface to observe users and develop functions in order to improve the contents of the service more. Yes, this girl is "Twitter-san." <<less