One day we'll develop some advanced technology like this one and then we'll freak out when we notice it's deployed around us already. A neat SF story idea. The

One day we'll develop some advanced technology like this one and then we'll freak out when we notice it's deployed around us already. A neat SF story idea. The deploying villains that the heroes then have to fight against could be, at your pick, aliens, intelligence agencies (domestic or foreign), secret conspiracies, mega-corporations.