I wouldn't even really call that a duff's device like entry. It's a pretty standard implementation of a state machine... I'm still really scratching my head qu

I wouldn't even really call that a duff's device like entry. It's a pretty standard implementation of a state machine... I'm still really scratching my head questioning to what extent you can really consider this implementation a "coroutine" solution. It sure looks to me like a state machine solution.