Where Do Your Interests Lie in the World Wide Web
Firstly see how your interests are connected to each other and how they relate to the vast interest cloud that exists on the world wide web. Secondly, get hints as to what other subject matter are closely related to your interests.
Map the world wide web based on subjects. See clusters of information out there and how they are connected. Than see your own interest map emphasized on the whole map. This will also show you other interests that are bordering your map of interests.