Yeah, that's a good point. I was thinking more along the lines of an X-ray machine (see, I don't even know enough about security processes to know if that's th

Yeah, that's a good point. I was thinking more along the lines of an X-ray machine (see, I don't even know enough about security processes to know if that's the right terminology) where they reveal outlines of denser objects, rather than the pass-through metal detector itself.