Can we cache the following?
1. All thread related HTML should be cached.
2. User pages HTML should be cached
3. Thread related queries should be cached and then the cache should be reset when there is a new coment, reply or edits.This means that we should cache all thread related database queries in a loop
Posts created(thread ,replies,comments) ----> db query for posts are cached---->Cache expires and deleted when posts are updated---->Post query recached.
4. All images should be cached
5. Plugin HTML should be cached.
6. Cache all plugin database queries
7. Cache all widgets HTML