> In 2021 what web development stack is making you write threaded code? Go? I've had thread related bugs in go related to serving our UI. Generally any reason

> In 2021 what web development stack is making you write threaded code? Go? I've had thread related bugs in go related to serving our UI. Generally any reasonably efficient stack where you need to pull on more than 1 CPUs worth of resources to quickly serve a request. And most stacks where you need to make multiple requests to other services simultaneously to quickly serve the original request.