 here are the rules if you're a bunch of different parties like these banks and other people who don't trust each other and are worried that you may flip and become a for-profit thing and extract money like you can bait you can basically build this technology in a blockchain and say here are the rules and they can never change no matter what we want to do and so you can trust it and so it can help sort of solve these kind of um coordination problems where people a bunch of parties who don't trust each other can work together