/dev/random: Streamailer and Beyond

I once regarded Snapchat as not much more than a novelty: interesting and well-intentioned, perhaps, but a novelty nonetheless. It seemed only a matter of time before an app or service invalidated the ephemeral nature of its content and therefore the sum total of its raison d’être. At the same moment, though, I thought perhaps having email that disappeared after a few minutes might be nice, too.