It also links to this pdf version, which has the pictures https://ethereum.foundation/ef-mandate.pdf
39 members of Heaven’s Gate drank phenobarbital and died, believing this would allow them to escape Earth on the Hale-Bopp comet.
900 members of the People’s Temple (Jim Jones) drank cyanide-laced koolaid (actually FlavorAid) and died. That’s where the phrase “drink the koolaid” came from.
That said, a lawyer really should've reviewed it and told them a contract isn't the place for jokes.
Maybe it's just because I'm in my 40s, but I want my job to be boring.
Added: oh, the seppuku is in the HTML version without art, though you have to click to make it visible. Retracted.