On Wed, Jul 10, 2013 at 9:41 PM, Asumu Takikawa <as...@ccs.neu.edu> wrote: > For `grep` there is `ack` for example. There are many versions of the > `locate` utility, many competing ntpds, fetchmails, many pagers, and so > on. It seems like in these cases what's more important is the "service" > (or perhaps "interface") that is provided.
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