Assuming it is possible (I think it is), there is a manual verification process if you have a match. And obviously, the white noise will be rejected, like all p

Assuming it is possible (I think it is), there is a manual verification process if you have a match. And obviously, the white noise will be rejected, like all pictures that do not look remotely like the original. But it can be a form of denial of service: saturate the system with hash collisions so that people can't keep up.