JavaScript considered harmful

[Brian E Gallew]

Then <cliechti at gmx.net> spoke up and said:
> User-Agent: Xnews/4.06.22
> NNTP-Posting-Host: 217.162.158.29
> what i do not like is HTML mail with external links... this way the 1 pixel 
> (or larger) image can be used to identify you by email address. (and get 
> your mail on the "verified" lists)
> 
> a filtering proxy does help agains some of the collectors but there are 
> just too many out there.
> 
> any real solutions availble?

Yep.  "Don't use HTML mail, or HTML-enabled mail readers."