Hell yeah, People-kun in the top 20!
Regarding the last puzzle: https://www.reddit.com/r/manga/comments/f9vrvc/disc_komisan_wa_komyushou_desu_ch_241/fiv08aw/
Is the crypto joke in the first page a reference to something? I could have sworn there was some earlier gag in the margins about "Peerzcoin," but I can't actually find it.