I’m old but I don’t see a big mystery. There have always been crazy people among us. Now some of the crazy people have figured out how to use computers and pay

I’m old but I don’t see a big mystery. There have always been crazy people among us. Now some of the crazy people have figured out how to use computers and pay their internet bill every month. So they are no longer confined to ranting to themselves on the bus, but now have Twitter and, apparently, GitHub.