Over seven years, 45 of the world's top investors were given between $25 and $150m to invest by fund manager Lee Freeman-Shor. His instructions were simple. There was only one rule. They could only invest in their ten best ideas to make money. It seemed like a foolproof plan to make a lot of money. What could possibly go wrong? These were some of the greatest minds at work in the markets today - from top European hedge fund managers to Wall Street legends. But most of the investors' great ideas actually lost money. Shockingly, a toss of a coin would have been a better method of choosing...