Most firms strive to retrieve and store data faster. It is because no one wants an application that is slow or lags. When there's a lot of data in the database, it becomes challenging to fetch data from the database swiftly, which may cause your application to lag. To avoid this, most software firms cache data.
This is a companion discussion topic for the original entry at https://strapi.io/blog/caching-in-strapi-strapi-middleware-cache