On Sun, Mar 4, 2018 at 6:55 PM, Doug McIlroy <doug(a)cs.dartmouth.edu> wrote:
Very far back. CTSS had a mail utility.
Yep, as I said, it was pretty standard for timesharing... and certainly
IBM, DEC and most of the BUNCH companies had something like it in their
1960s developed systems.
If communication within one system is not
recognized as email, then the exchange that
opened in Boston in 1877 was not a
telephone system.
Amen...
It's all about MetCalfe's Law and the value of the messaging system with
the # of users. The ARPANet, like the connected exchanges, increase the
number of #s.
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