Let me refer to a great answer Lazare gave further up (more generally about sync, but very useful nonetheless): https://news.ycombinator.com/item?id=5517632 htt

Let me refer to a great answer Lazare gave further up (more generally about sync, but very useful nonetheless): https://news.ycombinator.com/item?id=5517632 https://news.ycombinator.com/item?id=5517632