Back in How to get your C++/WinRT asynchronous operations to respond more quickly to cancellation, part 2, I introduced a helper function that propagates cancellation of a coroutine into the coroutines it is itself awaiting, so that the whole thing can cancel faster. The post How to get your C++/WinRT asynchronous operations to respond more quickly to cancellation, part 3 appeared first on The Old New Thing....