headlight modulator

[Roberto Alonso]

Henry sez:

> students said they could see me coming 1/2 mile away.  Between that, and
my
> headlight modulator, if I get hit, we'll know the person driving is blind.
> You all have my permission to sue the SOB.

what on earth is a headlight modulator?

and now that we're at it, I know fwiw, jftr, imo, imho, btw, but LOL?

me wants to learn.

Roberto.