Same argument applies to investors. Isn't it the same as the house in roulette - sure each spin the house is taking risk - but if the game is structured so the

Same argument applies to investors. Isn't it the same as the house in roulette - sure each spin the house is taking risk - but if the game is structured so the odds are in your favour - you are taking less risk than the customer. It comes down to who is setting the rules of the game.