a few things - glare for older people might be due to deposits in their lens, which can be corrected by cataract surgery. The deposits make oncoming headlight

a few things - glare for older people might be due to deposits in their lens, which can be corrected by cataract surgery. The deposits make oncoming headlights like a dirty windshield at sunset. (disability glare) - glare for people with good vision is all the light focused at the same point on your retina and is sort of painful. (discomfort glare) https://en.wikipedia.org/wiki/Glare_(vision) https://en.wikipedia.org/wiki/Glare_(vision) some cars have matrix/adaptive headlights now: https://www.notateslaapp.com/news/2059/tesla-matrix-headlights-features-how-to-spot-them-and-retrofits https://www.notateslaapp.com/news/2059/tesla-matrix-headligh...