There was a good Odd Lots podcast covering this: https://www.bloomberg.com/news/articles/2017-03-27/odd-lots-what-the-berkshires-learned-by-launching-its-own-c

There was a good Odd Lots podcast covering this: https://www.bloomberg.com/news/articles/2017-03-27/odd-lots-what-the-berkshires-learned-by-launching-its-own-currency https://www.bloomberg.com/news/articles/2017-03-27/odd-lots-...