> Being approached by the Ethereum foundation should be treated like cold emails asking if you'd like to put a link to a casino in your website.

Yes. It's become a sort of memetic virus that causes people to lose all their critical thinking abilities and immediately start trying to turn everything into paperclips (well, turn energy into discarded hash computations). This is why it gets a response like Alien or The Thing where people who appear to be compromised by the mind virus get the flamethrowers turned on them.