I've been dabbling with a new caching engine for Wordpress over the last few weeks. While WP-Cache does a pretty decent job, it falls short in a few areas, and it's something I've been trying to fix. In particular, here's what I don't like about it: It relies on the entire Wordpress engine to do it's caching It doesn't make use of proper HTTP caching headers The problem with the first item is that even if you have a cache hit, the entire Wordpress PHP core is parsed and partially executed. What that means is the caching system will always be limited by how fast the PHP parser is on the host ...