Quantum encryption

MetroWest alreeady they're at it. This is one of those 'watch this space' things: practical uses of quantum effects. In this case to make encryption spy-proof. Those literate in pop science will recognise the famous wave/particle duality and the observer's paradox making entrances as practical technology here. Now we only await Schrodinger's cat and we will have the cat-in-the-hat-trick.