Add some debugging helpers
Switch to ribol. Dump spyscope. Bump core.async version. Get to the point where I can get into a REPL and sort-of start waiting for a renderer (though that part isn't working)
Up to the point of raising a :not-implemented issue when I need to write the code to poll the server sockets. Which isn't anything like progress, except that I seem to have fixed the ridiculous errors that had me blocked