the BMW Motorrad Vision Next 100, a self-balancing concept motorcycle unveiled in 2016 inspired by the historic 1923 BMW R32.

https://robbreport.com/motors/cars/gallery/bmw-motorrads-vision-next-100-motorcycle-concept-takes-the-long-view-251913/bmw-motorrads-vision-next-100-concept-bike/

via 

https://dailytimewaster.blogspot.com/2026/08/ooooh-imagine-driving-that-around-town.html