> ....., Linux, Apache and Netscape are some high-profile
> examples that have been successfully distributed under GPL.

I don't know about Linux and Apache, but Netscape is still "proprietary"
and Mozilla is Open Source, but NOT GPL.  (In fact, Mozilla is Netscape's
way of getting unpaid help developing their proprietary version!)

--
Wes Groleau
http://freepages.genealogy.rootsweb.com/~wgroleau