Just when you think you have seen the highest definition television, the thinnest laptop and every tablet screen size possible, someone in consumer electronics comes along and tops it, as if simply to prove it can be done.

Manufacturers’ bragging rights, the need to compete with trailblazing Apple and to persuade consumers they must have something new is driving this innovation. Nowhere is it more evident than at an event such as the annual IFA consumer electronics show in Berlin, which has just finished giving us its latest preview of the future.