"Sun Microsystems has delayed the release of two major features
the company has trumpeted as reasons to try its latest version of
the Solaris operating system.
"When Sun released Solaris 10 in January, it added several new
features to the Unix variant. But it won't be until 2006 that Sun
releases two more: ZFS (Zettabyte File System), which is designed
to improve the reliability, performance and capacity of data
storage, and the Linux Application Environment, code-named 'Janus,'
which lets Solaris run unmodified Linux software..."