Only within the last 20 years did the US Navy move away from
> electromechanical Teletype Model 28s and variations thereof. When I
> was the communications officer aboard the then state-of the-art fleet
> flagship USS Blue Ridge in Yokosuka in 1987
Memories of 75 baud circuits using Baudot encoding ... the wily shift symbol ... some of the low speed circuits were for naval communication over very noisy channels and so I think the low rate was necessary (esp in those days before FEC and/or IP).