Steve Caplin, Share Radio's technology editor, looks at the NHS Covid-19 app falling foul of Apple and Google for privacy violations. There's also Google Pixel helping smartphone zombies, soaring PC sales, Amazon's virtual shopping patent, a contest to pedal over the channel, how human hair is helping improve solar cells, a new way of cooling computers, Segway's cool-looking motorbike, a built-in bike lock and yet another attempt to improve on the QWERTY keyboard.