Hugo Benedetti is an economist and expert on blockchain currencies; Paul Werbos is an expert on all matter cyber, especially Artificial Intelligence; Maria Puerta Riera is a political scientist from Venezuela; Peter Venton is an economist. They are all concerned about the potential of crypto-currencies to destabilize the world's economic system, for blockchain technologies can enable levels of anonymity that preclude regulation and monetary adjustments to manage such factors as inflation. Blockchain also wastes huge amounts of energy and is harmful to climate. For the video, audio podcast, transcript and public comments: https://tosavetheworld.ca/episode-488-blockchain-and-the-economy. After watching, share your thoughts on the public comment column.