There was a time when laser beams were a thing of science fiction and the picture phone just found on episodes of The Jetsons.  And cloaking devices, well let’s just say the Romulans gave James T. and the gang a bit of heart burn with their peek-a-boo ways but in reality the capability, though explored in science fiction throughout the years from Star Trek to Star Wars, seemed pretty far-fetched.  Or is it?  Like the laser and the picture phone now modern day web cam, advances in cloaking