How can you tell a geek at a Duran Duran concert? He’s the guy over talking to the sound crew and checking out the equipment.

Shopping search is something all large portal sites attempt to
incorporate into their search functionality in one way or another,
but knowing where you are getting your results from is the
difficult part for most of us. The biggest issue is that nobody
really understands that a search engine is made up of multiple
resources and that is especially true of shopping search.