That is not the point: I already have the blog's HTML pages. I want the RSS feed to be an RSS feed, not another version of the HTML. The XSLT view of the RSS f

That is not the point: I already have the blog's HTML pages. I want the RSS feed to be an RSS feed, not another version of the HTML. The XSLT view of the RSS feed so people (especially newcomers) aren't met with a wall of XML text. It should still be a valid XML feed. Plus it needs to work with static site generators.