We're taking a break from our timeline for a couple episodes to do some world-building!  Thus, this episode is something of a "gumbo" of information: we'll look at the history of music printing, publishing, Tin Pan Alley, the invention of radio and television, as well as the early history of the recording industry.  I even share with you some tips and tricks used by my 12-year-old self to come up with names for my very own superheroes...