Prevailing wisdom extolls the virtues of diversification. Spread your effort and investments so that no venture can bring you down. But how much do you know about anything with so little time invested in each? Look at the richest individuals in history, and you'll find very few who did it by diversifying. Most took big bets on themselves, burned the boats, and pushed all their chips onto the table. We debate the merits of both strategies in this episode.