But doing cache in this way sort of defeats the argument. Why would one cache a gzip copy instead of minified or minified+gipped? And minified alone is more eff

But doing cache in this way sort of defeats the argument. Why would one cache a gzip copy instead of minified or minified+gipped? And minified alone is more efficient than gzip and can work regardless of client preference. The argument here is why not simply use gzip and not use minification at all.