In a Person of Interest episode an ex-Stasi officer was amazed by surveillance cameras, "These small cameras ... they're extraordinary. The Stasi would have kil

In a Person of Interest episode an ex-Stasi officer was amazed by surveillance cameras, "These small cameras ... they're extraordinary. The Stasi would have killed for this technology!" Fun-fact: The Stasi installed Caesium-based gamma ray scanners in some border checkpoints. To this day no one knows for sure how strong the radiation exposure was.