Burger King introduced WhopperCoin in Russia: https://www.cnbc.com/2017/08/28/burger-king-russia-cryptocurrency-whoppercoin.html https://www.cnbc.com/2017/08/28

Burger King introduced WhopperCoin in Russia: https://www.cnbc.com/2017/08/28/burger-king-russia-cryptocurrency-whoppercoin.html https://www.cnbc.com/2017/08/28/burger-king-russia-cryptocur...