4. The method of claim 3 , wherein relevance of content is determined by calculating a ratio of the number of words in a content source to the time spent viewing the content.
4. The method of claim 3 , wherein relevance of content is determined by calculating a ratio of the number of words in a content source to the time spent viewing the content. 5. The method of claim 4 wherein the step of identifying interests further comprises: analyzing viewed content to determine one or more concepts from the usage.