Pownce is an web-based instant messaging system that can be used ex-browser if you download the Adobe Integrated Runtime. Oh. Its wrapped up in a pretty slick package, and you can send group messages. That’s pretty much it.
It shouldn’t be confused with services like Twitter, which are really continuous partial attention services, or something that I’ve described as ambient broadcasting.
Read the article to find out more on how Pownce differs from Twitter.