Interesting ... By "supports server side rendering", do you mean react can bind to a chunk of preexisting HTML in the page to enhance it? Or running react on node and build a page? Got an example at hand?
http://bensmithett.com/server-rendered-react-components-in-r...
Edit: Very interesting read liked from there ... https://groups.google.com/forum/m/#!msg/reactjs/eUespJPdyas/...