Originally Posted by
gecho
This time of year I get a blinding reminder that I should avoid looking directly at traffic signs when my helmet light is on. Reflectors send the light directly back to its source, and when the source is a few inches from your eyes you get the full blast.
That's what I do to check my light is aimed properly. So when I stare into the driver's window, I know my light would be shining directly into his face making it more difficult for him to drive forward if he can't see what he's driving into. So I hope.