...and I really wish you wouldn't because it's starting to look like you're more interested in the images than anything else. The idea is great, it could do a great job of spreading awareness and do it where it matters most but I don't see it getting support unless privacy concerns are addressed.
the privacy concerns of who ? the people who get paid will have to sign yes to the T&C , if you are really worried about giving your picture, you can choose not to
Right Now, facial recognition is the only way of proving individuality in a fool proof and cheapest way possible
if you can suggest an alternative i am very happy to support that idea