-* \#bike - creates a search for "bike"
-* \#bike_red - creates a search for posts that contain either the word "bike" OR the word "red".
-* \#+bike_+red - creates a search for posts that contain both the word "bike" AND the word "red"
-* \#+bike_-blue - creates a search for posts that contain the word "bike" but do *not* contain the word "blue"
+Topical tags are also not linked if they are purely numeric, e.g. #1. If you wish to use a numerica hashtag, please add some descriptive text such as #2012-elections.
+