Lisa I really felt that your comment that referred to the "...search terms for a search engine is a skill acquired by all great webmasters, or programmers, or tech savvy people just as a good cataloguer develops skills to increase the likelihood that pertinent materials will be easily found by the library patron" really set the light bulb off with with respect to connecting the idea of the effect of our role as TL and our understanding of metadata organization and how this truly does affect our ability to increase access for our students.  Lesson 3 musings