You mentioned that there are true believers, so i thought you referred to the commenters on the topic, since you linked to the HN topic and not the pdf associated with that topic.
Which is a bit confusing tbh :p
Definitely since you both submitted it, have the top comment on it and I don't know him.
https://timroughgarden.github.io/fob21/l/l1.pdf
I doubt roughgarden is excited about blockchains just because he has some tokens