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On Wed, May 14, 2014 at 12:09 AM, Tim Hill <drtimhill@gmail.com> wrote:

> Well now, there is a *very* good reason for DEL being at 127 .. and only old-timers like me (and maybe Dirk) would know it :)

I'm thinking it's related to punch cards -- punching out 7 holes
across the line would "delete" the character.  7 bits punched in a
signed 8-bit number is 127?