Daterange for RSS feeds

Topics: Enhanced Blog Edition
Dec 19, 2008 at 11:59 AM
I have modified my blog in such a way that posts with a publish date in the future are not shown. (via XSL)
I want the RSS feeds that are generated are also only available when the publishdate of the post is <= Today

When starting Rss.xml alle the posts are shown.

Any idea's for a new release?