But she points out that her career is not just about money. ‘It’s also about ego: about being right, being smarter than the other guy. If you’re the titan of the hedge fund world and you make a billion or a billion point two, does it really matter? Is that extra point two billion changing your life? Probably not. But if your returns are better than 10 other guys who also fly their private jet out of whatever airport, that’s cool. So obviously it is about the money, somewhat, but it’s so much about other things.’