China’s digital yuan currency is displayed on a mobile phone in Yichang, Hubei province, China, Feb. 22, 2021. Costfoto | Barcroft Media | Getty Images Don’t expect central banks to issue their own digital currencies anytime soon — that was the message from the Bank of England this week. The U.K. central bank on Tuesday said it was advancing its exploration of central bank digital currencies , or CBDCs, to a consultation stage that’s due to take place next year. But even if it decides to push ahead with the proposed digital currency, which has been dubbed “Britcoin,” it’s unlikely…