From: utzoo!henry
Newsgroups: hacknews
Title: backup directory listings minimized 
Article-I.D.: utzoo.2708
Posted: Tue Dec 21 19:00:25 1982
Received: Tue Dec 21 19:00:25 1982

The backup programs have been changed to avoid doing directory listings
for filesystems other than /zoo.  We never use the listings except for
confirming user-file filenames, which doesn't happen on usr and root.