Today at Twitter’s Chirp developer conference, the company revealed that the micro-blogging service has over 105 million users. The company notes that its userbase is growing by 300,000 users per day.

Twitter notes that 75 percent of its traffic comes via third-party programs. Additionally, with 600 million search queries per day on the site, the proposed promoted tweets  advertising model could be a powerful source of revenue.

Source: Mashable