> Date: Sat, 14 Nov 1998 02:58:30 -0500
> From: "Webster, RSDNet Tech Support" <[log in to unmask]>
>
> Hi. I've always thought that the listserv software didn't make
> distinctions between upper and lower case characters in an email
> address,

and you were correct

> but I just found today that someone had subscribed to the list
> twice once in all CAPS and then again with the same address in lowercase
> letters. They both stuck and now suddenly she has started to complain
> about receiving dupes.
>
> [log in to unmask] Subscribed on 10 Oct 1998

Notice:                ^^^  (.COM)
> [log in to unmask] Subscribed on 22 Oct 1998

and                    ^^^  (.NET)

I hope it answers your question.

Uzi