This site http://riya.com searches images., Not just by the words around it, but reads text inside the image. Truely amazing http://www.riya.com/search?btnSearch=riya&searchText=pepsi Its an india based company , (Actually rumoured to be bought by google, I was wrong., )
Whoa, this is seriously cool man! I'd never seen this site before, where did you find it? I just "thumbs up'd" it on StumbleUpon! ~ Kiddo