The 'Spinner' is described on the website as revolutionary, and is so only to the extent that its propellers go round. It is though obligatory nowadays for every eVTOL designer to say as much nowadays, whereas a generation ago you'd design a Comet or Boeing 747 and be lucky if anyone else said so.
You could argue that the German brothers who rigged a bathtub to fly were in fact the first to settle on the layout, and prior Jetson too. It does though show how the effort to accommodate seated passengers is a greater ergonomic challenge than standing them in a flying phone-booth. The 'one-size fits all' model is used in every automobile and airliner, but usually accompanied by adjustable seat, steering column and pedals.
The quandary is illustrated by Opener's Part 103 offering, seen here below. More work than attends any other has been afforded Opener's various prototypes, but I may not be alone in feeling this one looks like something that needs eradicating with a medical shampoo?
