"The Reddit user said the chief differences between the Apple prototype and that shown in the Sonder clip was all the keys had a screen and lighting panel, and

"The Reddit user said the chief differences between the Apple prototype and that shown in the Sonder clip was all the keys had a screen and lighting panel, and the display updated instantly with no slow transition from black to white. As a design-for-testing model not due to be released before 2018, the design was far from confirmed but the Reddit user seemed optimistic about the early unit. “It’s really a solid indication of the future of input technology,”" Hadn't seen this, though it was submitted five months ago. Makes the rMBP menu-bar look like a joke.