Visibility of email addresses when posting in this group

Paul Colin de Gloucester  <example_that_an_email_address_is_not_needed@I_typed_this_into_the_From_field.com> wrote:

>An email account is not necessary to post to a Usenet newsgroup such
>as  news:comp.dsp

>Usenet clients do not check whether or not an email address is in a
>From field. For example I am using the Usenet client Alpine (
>  WWW.Washington.edu/alpine/
>) and I typed something that is not an email address into this From
>field as an axample for thee.

This is technically true, but it is (or at least was) a matter
of Usenet ettiquette that one use a valid email address so that
potentially, one could receive an email rather than a posted reply
to a post.

Steve

On Tuesday, August 16, 2016 at 3:03:59 PM UTC+3, Steve Pope wrote:
> Marcel Mueller  <news.5.maazl@spamgourmet.org> wrote:
> 
> >On 16.08.16 09.20, Matti Viljamaa wrote:
> 
> >> -Is there anything I can do to revert/remove the email addresses in
> >the posts that I've made already (in few threads)?
> 
> >No, not really. You can cancel your posts, but some servers ignore 
> >cancellations, and bots may already have done their job.
> 
> You can delete any of your posts from Google (how to do this should be
> clear from the Google Groups interface).  They will still exist
> on other servers.
> 
> Steve

Aha, perhaps this is a solution.

I'd ruin the threads in Google group, but since they'd still be viewable in other servers, then this might not be much of an issue.