> I suspect that's why they have some threshold that moves the false positive rate to one in one trillion.

So now instead of sending just one nice innocent very high resolution images of "Tokyo City" or something with something horrific hidden somewhere you have to send a few such images.

That is reassuring. I can never believe anyone except me will think about that.

(If the system is too dumb to detect this it is worthless, and if it is smart enough this opens the floodgates for anyone wanting to make trouble for just about anyone.)