I'd conjecture that the training corpus also tends to be at either end of the spectrum (good and bad, little in the middle). People don't tend to share pitch d

I'd conjecture that the training corpus also tends to be at either end of the spectrum (good and bad, little in the middle). People don't tend to share pitch decks unless: * They're bragging, showing why it was so good. * They're reflecting, analyzing why it was so bad.