That's a good point; roads can certainly have a strong glare. I see an independent optician who is fairly old. Although they sell sunglasses, the optician has

That's a good point; roads can certainly have a strong glare. I see an independent optician who is fairly old. Although they sell sunglasses, the optician has never suggested that I should wear them. Do you think this is perhaps newer guidance that is shared by more recently-graduated opticians, or maybe something promoted by a major chain of opticians?