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    It’s heart warming to see from time to time articles about Unix history. My take-away points from this article:

    When asked what that funny name meant, Ken said it was obvious. It stood for the editor command that it simulated, g/re/p (global regular expression print).”

    .. and ..

    Today fgrep and egrep existed solely for compatibility to enable the use of ancient scripts that used direct invocation of fgrep and egrep. The proper way to use them today is grep -F and grep -E.