On December 10, 2024, Shaktikanta Das gave his farewell speech as the Governor of the Reserve Bank of India (RBI). But instead of just looking back at his six years in office, he focused on a bold vision for India's future — a future where the country’s economy could be powered by a home-grown digital currency known as the digital rupee.

Das believes that the digital rupee, or central bank digital currency (CBDC), has the potential to change the way India’s financial system works, possib...