Caching would be useless if it did not significantly improve performance. The goal of caching in HTTP/1.1 is to eliminate the need to send requests in many. The good news is that every browser ships with an implementation of an HTTP cache. All you need to do is ensure that each server response provides the. Jan 29, 2016 HTTP cache headers can significantly improve the user experience of web applications. Understand their use and in what scenarios to employ.