As Twitter Regains Footing, Competitors' Growth Stalls
louisgray.com
louisgray.com
However, familiarizing myself with the site, they kept promising an eventual public API, but they haven't done so even to date. There were some functions available to the user, but there was always something missing. People wanted apps, and app developers wanted to create them. It just wasn't to be.
Twitter has the API, has the app support by now, and has the friends you want to follow. No one wants to be the first one on sites like FaceBook or Myspace. They want to join for the people.