On Jan 8, 2009, at 2:23 PM, Robert A. (Bob) Hall wrote: > Does this mean that Anacron or McJanitor are not required for the > mac user who operates only an hour or do each day? If you are running OS X 10.5, generally, yes. See the note at: http://members.cox.net/18james/anacron-tiger.html Of course, if you are concerned that you use your Mac so rarely that the routines never have a chance to run, it couldn't hurt anything to run them manually. ___________________________________________ Randy B. Singer Co-author of The Macintosh Bible (4th, 5th, and 6th editions) Macintosh OS X Routine Maintenance http://www.macattorney.com/ts.html ___________________________________________