OpenSolaris is 1 year old today! Congratulations, and thanks to
everyone that made it possible!
I've used SunOS/Solaris for ~20 years now, for all of the old
school reasons: Solaris has long set the gold standard for things
like reliability, scalability, observability, debuggability
backward compatibility, and standards compliance. Over those years,
I've written code that had to run on most versions of Unix as well
as VMS, Windows, and the Macintosh. Sun was always the place...