55. David Walsh on profiting from blackjack, building MONA, and why most winners just got lucky

David Walsh on profiting from blackjack, building MONA, and why most winners just got lucky.   PS - having reached a half-century of Good Life episodes, I'm conducting a listener survey - we'd love your feedback. The survey is HERE. It will take you about a minute, and gives you a chance to suggest who you'd like to hear from in future episodes. Thanks in advance for sharing your insights and helping shape the next 50 episodes.