Doctors studying the readouts were baffled by a sudden jump on the graph until he explained that it coincided with a win.

This sudden jump - the annual increase until then had been 1 to 3 per cent - concerned experts.

The sudden jump in demand, combined with a shortage of homes for sale, meant that in some hotspots there was considerable rivalry to acquire certain family homes.

The sudden jump cuts bring a dis-concerting sense of urgency to every argument.

It's a fact that went almost unnoticed in the wider world, but prompted a sudden jump in bank share prices when it was announced, very quietly, last week.