Conversing (a.k.a. messaging) is a common online activity, and a number of desktop and web applications enable it.  But with an increasing variety of protocols and providers, it’s getting harder and harder to keep track of all your conversations. Could the web browser help you follow and participate in online discussions? Snowl is an experiment to answer that question.  It’s a prototype Firefox extension that integrates messaging into the browser based on a few key ideas: