Yes, when I hear thread I have a specific thing in mind and that thing is not like a coroutine. The difference between process and thread is probably pretty cle

Yes, when I hear thread I have a specific thing in mind and that thing is not like a coroutine. The difference between process and thread is probably pretty clear to everyone but other concurrent programming models are not very clearly differentiated. Also, because the call stack is such a fundamentally accepted concept, which the article does a good job explaining and illustrating, it's hard for most of us to jump out of our traditional concepts of execution flow.