“….I remember a friend of mine telling me that he was drilling holes in the handle of his toothbrush before leaving for a long hiking trip, in order to reduce as much as possible the weight to carry.”
In 1989, we published the first edition of this book, then titled UNIX System Administration Handbook. It was quickly embraced by the community, perhaps because of the lack of alternatives. At the time, UNIX was so unfamiliar to our publisher that their production department replaced all instances of the string “etc” with “and so on,” resulting in filenames such as /and so on/passwd
grep was a private command of mine for quite a while before i made it public.