By judicious tweaking of ingredients - for example, substituting normal tomatoes found in cream of tomato soup with their super-nutritious sun-dried counterparts - they were able to develop three new varieties of "super-soups".

BBC: 'Super soup' test in asthma trial

The competition within and between them will compete away those above normal profits rather than it being the class of hedge funds themselves which no longer offer the desired super-profits.

FORBES: Why You Shouldn't Invest In Hedge Funds: Adam Smith Says So