Fixing some problems.
Two different kinds of waiting and releasing.
The mutex and recursive mutex as strange beasts in the world of coroutines.
The asynchronous semaphore.
The asynchronous auto-reset event.
The asynchronous manual reset event.
Resuming waiting coroutines in parallel on the thread pool.
Distilling the pattern to its essence, and the building back up.
First a little demonstration.
Looking back on what we've done.
