A bonus episode from The Global Story podcast.Sam Bankman-Fried was the golden boy of cryptocurrency. He was dubbed the king and saviour of the industry. But this week he will be sentenced to possibly decades in prison for fraud and money laundering, and his firm, FTX, went bankrupt.Joe Tidy, the BBC's cyber correspondent tells us about SBF - the man he interviewed before his trial. And Erin Delmore, our North America business correspondent explains what his downfall means for the future of crypto.The Global Story brings you trusted insights from BBC journalists worldwide. We’re keen to hear from you, wherever you are in the world. We want your ideas, stories and experiences to help us understand and tell The Global Story. Email us at theglobalstory@bbc.com You can also message us or leave a voice note via WhatsApp on +44 330 123 9480. #TheGlobalStoryThe Global Story is part of the BBC News Podcasts family. The team that makes The Global Story also makes several other podcasts, such as Americast and Ukrainecast, which cover US news and the war in Ukraine. If you enjoy The Global Story, then we think that you will enjoy some of our other podcasts too. To find them, simply search on your favourite podcast app.This episode was made by Peter Goffin, Neal Razzel, Beth Timmins and Alix Pickles. The technical producer was Matt Hewitt. The assistant editor is Sergi Forcada Freixas and the senior news editor is Jonathan Aspinwall.