Adaptive headlights have only been approved for use in the US for ~3 years. They were sold in cars in the US before that, but the adaptive function was disabled.
> On country roads, it’s extremely valuable for keeping the shoulder lit up with high beams to see things like fear and bicycle.
It is my experience that bicyclists and pedestrians aren't partial to the endless passing vehicles that are blinding them. Seeing is part of how they keep out of drivers way. I disagree that we should ruin their vision just so drivers can seem them even more than they used to.