> Sub 20ms response time with zero caching. I mean... to be clear, they do tons of caching[0], which is certainly critical for their ability to have a non-cach

> Sub 20ms response time with zero caching. I mean... to be clear, they do tons of caching[0], which is certainly critical for their ability to have a non-cached response time of 20ms. Most of their responses should be coming from a cache, given the type of site they run, otherwise they would need a lot more servers. [0]: https://nickcraver.com/blog/2019/08/06/stack-overflow-how-we-do-app-caching/ https://nickcraver.com/blog/2019/08/06/stack-overflow-how-we...