Twitter Usage in America 2010 from Tom Webster on Vimeo.

Here are a few highlights in this study:

  1. Awareness of Twitter has exploded from 5% of Americans 12+ in 2008 to 87% in 2010 (by comparison, Facebook's awareness is 88%)
  2. Despite equal awareness, Twitter trails Facebook significantly in usage: 7% of Americans (17 million persons) actively use Twitter, while 41% maintain a profile page on Facebook.
  3. Nearly two-thirds of active Twitter users access social networking sites using a mobile phone
    51% of active Twitter users follow companies, brands or products on social networks.
on: america’s twitter usage via @jpenabickley