Please upgrade to 2.2 here.
The 2.0 and 2.1 branches are no longer being updated.
Lincoln, why are you using 21 pcre calls for every post on page?! With 30 posts on page it takes 630 calls! This is a performance horror.
I've used less than 20 pcre calls for entire templating engine. Why this simple task should take that much of resources?