> If I need to install newer binaries (running X on my LCIII seems to
> complain about ld.so problems or something and 'expecting later version'
> and doesn't manage to run at all), can I protect my existing system set up,
> and if so, how?
> (i.e. users, groups and so on...), or is that not likely to be overwritten?

If you don't install etc.tar.gz, that stuff shouldn't be overwritten.
If you do, then it probably will.

-allen

-- 
Allen Briggs - end killing - allen.briggs@bev.net ** MacBSD == NetBSD/mac68k **
   Where does all my time go?  <a href="http://www.netbsd.org/">Guess.</a>