Twitter turns 3 today

Happy Birthday Twitter! The micro-blogging site that has experienced rapid growth is three today at 1:02 PM California time.

Visits to Twitter have increased 1,382 percent since last year - from 475,000 unique visitors in February 2008 to 7 million in February 2009, according to Nielsen.

Founding CEO Jack Dorsey Twittered earlier today linking back to one of the first Twitter messages, which read “inviting coworkers.”

If you want to wish Twitter a happy birthday, why not use your 140 character limit to tweeet: Happy Birthday Twitter!