This podcast episode explores the benefits, risks, and challenges of regulating cryptocurrencies and central bank digital currencies (CBDCs) from the perspective of Yves Mersch, a former governor of the Central Bank of Luxembourg and a former member of the executive board of the European Central Bank (ECB). Mersch emphasizes the need for effective regulation of cryptocurrencies due to the risks they pose, such as liquidity, leverage, concentration, and governance risks. He also highlights the challenges of global regulation and the potential impact of big tech companies creating their own cryptocurrencies on monetary policy transmission. The episode discusses the role of central banks in regulating crypto assets and CBDCs, along with the potential benefits of CBDCs as a pan-European payment system. It also addresses the importance of public understanding, legal clarity, and access to data in digital currency regulation. Finally, the episode focuses on the regulation of Bitcoin SV and the importance of transparency and liability in blockchain data.