My eyes seem to be most sensitive to the light coming or going over the horizon... a lot of people won't wear their sunglasses then, but I have to.I could see these having potential for me as a guy who generally doesn't wear sunglasses unless it's quite bright out. I see tons of people who wear sunglasses in conditions I wouldn't even consider (when the light is just starting to break over the horizon, or in dense fog)
There are lots of times where I feel like my regular pair is too dark for the shoulders of the day, but just right for the main part. So I have a second pair in the truck I switch to for the evening/overcast conditions. These could simplify that, although it would require adjustment via the app. Consider my curiosity spiked