On Tue, Sep 25, 2001 at 09:40:35PM -0700 or thereabouts, Osamu Aoki wrote:
> > | On Wed, Sep 26, 2001 at 08:43:19AM +0800, Rino Mardo wrote:
> > | > i'm curious.  why is it that the textwidth has to be set to either
> > | > 70 or 72 when the console can display 80?  my tw=79 how is my
> > | > message appearing?
> 
> I remember IBM punch card was 80 char wide.  And last 8 column was
> supposed to be used for optional line number. 
> 
> Thus 80-8=72. I think that is the reasion behind 72 char per line
> custom.  This explain why not 65 nor 75.
> 
> Of course, indenting message on VT-100 like consoles like others has
> mentioned is the reason why this rule survived untill now.
> 
> Osamu
> 
> PS: I used to type that card. Teletype and (paper punch) tape was great
> improvement over that card :-)
> 
the replies of dman and rick are very convincing indeed.  but i tend to
like "urban legends" of osamu. :-)  wrapped in an aura of mystery.

therefore i set my tw=72.

thanks all.

-- 
"GUIs normally make it simple to accomplish simple actions and impossible
to accomplish complex actions."   --Doug Gwyn  (22/Jun/91 in comp.unix.wizards)

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