Building theUniverse Splitter I: A Quantum Magic 8-Ball

Sometimes I get weird projects stuck in my head. I’ve always wanted to do a “quantum” hardware project; in my PhD and postdoc I’d messed about making fluorescent dyes and proteins that were technically quantum (I designed around a Jablonski diagram ), but it was all unsatisfying. I’ve wanted to get down to single quantum events, ever since reading The Fabric of Reality, the 1997 book by physici...