Even with the rise in the net long position for speculators in gold, the extra weight is not burdensome, said Barclays Capital.

FORBES: FOCUS: Funds Pile Back Into Gold - CFTC

Or position the bolster in front of regular pillows as extra lumbar support if you want to assume a more upright position to devour Gillian Flynn's "Gone Girl" or use your laptop.

WSJ: Bolster Cushions Win Best Supporting Rolls

But those sources are unlikely to meet all the extra demand, leaving Britain in a position familiar to many of its neighbours: relying on Russia.

ECONOMIST: Britain's energy crisis