Your browser does not seem to support JavaScript. As a result, your viewing experience will be diminished, and you have been placed in read-only mode.
Please download a browser that supports JavaScript, or enable it if it's disabled (i.e. NoScript).
Okay, we got it figured out. Works well, but is not intuitive.
You go to "New Conversation" and then you have to just make a new for a new conversation. Only then can you add people to it. Totally works, just.... why would you ever think to do that?