That raises another good point - privacy. I take a pic of my girlfriend on the beach, and some random guy on the Turk gets a copy to distribute / use as they l

That raises another good point - privacy. I take a pic of my girlfriend on the beach, and some random guy on the Turk gets a copy to distribute / use as they like. This means building this functionality into a standard camera would need an option to turn off the "auto-annotate" feature selectively if using the human method. My example's obviously quite tame, but there are a plethora of more serious ones (including people who'd want to use the service to keep electronic copies of legal documents and have the annotation feature provide a quick cataloguing system).