[GreenKeys] Colossus is 73

[Jim Haynes]

On Sun, 5 Feb 2017, Bruce Gentry wrote:

> The scary thing is I didn't see younger people working on anything, in 
> another ten to fifteen years it may all be sitting in still silence.
>
In contrast to that, I visited the telecom museum in Seattle a year ago
last November, and was pleased to see that most of the workers there are
young to middle-aged.  This is the museum that has working examples of
the great electromechanical telephone switches: step-by-step, panel,
#1 crossbar and #5 crossbar.