Stablecoin startup BVNK has drawn the attention of major players in crypto and payments, including Coinbase, Mastercard, Visa and Citi. | Credit: NurPhoto / Getty Images. Key Takeaways Coinbase and Mastercard are reportedly in talks to acquire BVNK. The stablecoin startup previously received investments from Citi and Visa. BVNK’s infrastructure bridges fiat and blockchain payment rails. Stablecoin startup BVNK has become one of the hottest properties in financial technology. Existing investors in ...