The financial crisis has given lots of worn truisms a dusting down and a fresh lick of paint - among them, the notion that cash is king. Over the course of the last five years, it has been applied to everything from Basel III's new liquidity ratios to bank runs in peripheral Europe.
But is cash starting to become less kingly? Could returning risk appetite see it downgraded to a less regal status - that of a prince, duke or marquess, perhaps? When it comes to the vast cash piles amassed over the