Re: Father of Blockchain

Image link: https://i.imgur.com/3rA5lQ9.jpg
People of past eras would carve rocks into the shape of coins, in a proof of work format, to facilitate trade.

interesting, do you have any link to the source/document/scientific paper which describes it? Were rocks really used for trading?
Do you know which region this photo comes from?

They are from the island nation of Yap. Hard to believe you've never heard of them before... https://en.wikipedia.org/wiki/Rai_stones

Call me dumb ignorant, but no! In fact this part of science is really far from my circle of interests. But it is always good to learn something new, even about Micronesian tribes on bitcoin forum Wink

Certainly not! Guess it's more of generational thing... Yapstones is just a tiny bit of - odd - random info I picked up when reading the Riply's Believe it or not clips in the Sunday comics when I was a kid Wink