"Nancy Young" > wrote in message
news:xaCPn.24674$U64.5654@hurricane...

> You know there is something they call Mosquito, along those lines,
> it's a high pitched sound they have used in areas where young people
> congregate ... supposedly adults can't hear it but it drives
> the younger people nuts. They leave the area. Higher frequencies are the
> first to go as you age, they say.
>
I've heard of that mosquito thing, but never heard it. Hmmm.

> I don't think I have the best hearing, at all, but I never had any
> trouble hearing it on the tv shows where they demonstrated it,
> so who knows.
>
> nancy