gridLogIf(ctx, c.queueMsg(m, muxConnectError{Error: "Invalid Handler for type"}))
		return
	}

	// TODO: This causes allocations, but escape analysis doesn't really show the cause.
	// If another faithful engineer wants to take a stab, feel free.
	go func(m message) {
		var start time.Time
		if m.DeadlineMS > 0 {
			start = time.Now()
		}
		var b []byte
		var err *RemoteErr
		func() {