Curiosity firmly piqued, I began investigating and discovered that The Black Tapes podcast, a serialized mystery docudrama, had written the Pythagorean Comma into episode 109: Name that Tune, which was also released on September 1st. The Black Tapes used the Pythagorean Comma and the Roman Catholic Church's opposition to dissonance as the engine driving episode 109's mystery. Imagine if a music theory nerd wrote the Da Vinci Code and you would get something like this Black Tapes episode.

I can understand why @e_antczak thought the two podcasts were colluding and planned this beforehand, but we were not. Neither of us was aware of the other existed let alone aware of our respective next episodes. After @e_antczak's tweet went out, The Black Tapes responded: