A while back I had argued that there was great potential for visual search now that we have a lot of images available. Well now someone has delivered and it is Google Labs with it’s Similar Images prototype. In fact, they did exactly what I had proposed in my original post, which was to make this a refinement to the regular search process, saying:In fact, Google has had a close analogy in text search for a long time. Results from a search have a link for “similar pages.”Well now there is “sim...