public void Countdown(int seconds, Action action)
{
var secondsRemaining = Observables.Countdown(seconds);
Subscribe(secondsRemaining, EventBus.Publish);
var timedOut = secondsRemaining.Where(s => s.secondsRemaining == 0).Select(s => new Unit());
var spaceBar = EventBus.Receive <ProceedToNextPhase>().Select(s => new Unit());
Subscribe(
timedOut.Merge(spaceBar),
action
);
}
