2 min read billionaire brokerage firm Interactive Brokers interactive brokers bitcoin interactive brokers crypto trading News own bitcoin Thomas Peterffy Thomas Peterffy bitcoin Thomas Peterffy crypto Thomas Peterffy cryptocurrencies Thomas Peterffy cryptocurrency Billionaire Thomas Peterffy Invests in Crypto, Says There’s a Chance It Could Be ‘a Dominant Currency’ July 22, 2021 admin The founder and chairman of Interactive Brokers, Thomas Peterffy, has revealed that he put...