Winklevoss-Founded Gemini to Offer Credit Card With Crypto Rewards by Tanzeel Akhtar | Jan 14, 2021 | credit cards, Gemini exchange, Markets, News, Winklevoss | Gemini, the cryptocurrency exchange and custodian founded by the Winklevoss brothers, has launched the Gemini Credit Card offering cryptocurrency rewards. Read more: Gemini Donates $50K to HRF to Help Fund Another Round of Bitcoin Developers in 2021