Older links within posts fail to redirect properly. 1. Go to [a post referring an older post](http://joeduffyblog.com/2009/10/19/false-sharing-is-no-fun/). 2. Click on the [link](http://www.bluebytesoftware.com/blog/2009/10/05/FastSynchronizationBetweenASingleProducerAndSingleConsumer.aspx). 3. The redirect fails with a 404.