Re: [proposal] connection veto callback

> FWIW, I agree that X window managers are the appropriate model.
>
> One client gets to be the final arbiter of all connections. If a
> supervisor exists, any connection attempt becomes a request which is
> reported to the supervisor.
>
> The supervisor may make the requested connection, reject the request,
> or make the connection to an alternative port (redirection).
>
> Redirection would allow a "dumb" client which automatically connects
> to the first two hardware ports to be connected at a more appropriate
> point in the graph, and to allow redirection to "null" ports if you
> don't want to allow the client to participate but don't want it to
> quit due to an error (e.g. playing a video when you don't need the
> sound).