I think it's really good. One thing I'd change (not that I'm a good writer/blogger) is a clearer description in the first paragraph of why you'd want to do this

I think it's really good. One thing I'd change (not that I'm a good writer/blogger) is a clearer description in the first paragraph of why you'd want to do this. "By using context aware caching, you can achieve high levels of caching for both anonymous and logged in users, unlike a dumb cache which generally excludes logged in user requests" or something like that.