| Whereas with a PROVIDES/REQUIRES, the system would understand the
| actual dependencies and could potentially run most of the shutdown 
| scripts in parallel, which could be a major win IMO -- keeping in
| mind that a lot of the shutting down will be waiting.

  You can also start up items in parallel.

	-Fred


--
       Wilfredo Sanchez, wsanchez@apple.com
Apple Computer, Inc., Core Operating Systems / BSD
          Technical Lead, Darwin Project
   1 Infinite Loop, 302-4K, Cupertino, CA 95014