. @BitcoinAssn Founding President, @JimmyWinMedia invite… Twetch · December 13, 2019 .@BitcoinAssn Founding President, @JimmyWinMedia invites you to CoinGeek London on Feb 20th & 21st! Get your Early-Bird Tickets now and hear from the leaders of the #Blockchain industry!https://coingeekconference.com/buy-tickets/