>> - traffic lights
>
> These are not microprocessor-controlled. (This is part of the reason why 
> it is impossible to "hack into" the traffic light system and turn all the 
> lights green. It's not computer-controlled to start with.) More like just 
> a collection of timers and electromechanical relays.

So I guess the Siemens guy I saw with his laptop connected to the traffic 
light control box was just recharging it? ;-)

> I doubt the baker on the village highstreet is going to let people starve 
> to death over a little computer glitch.

Yeh, I guess he can walk around and find a flour mill nearby to supply him, 
and power up his ovens with a wood fire.  Shouldn't take too long.

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