@nospam: "Is it known whether Cruise Control is, in general and ignoring any subtle 
driving techniques,  more or less or equally, thirsty?
Interested.  The price of petrol, you know.
GOG"
    @peter4321: "<quote>
On a long level run it probably helps a bit, but if there are a lot of 
ups and downs it worsens fuel use a bit as it forces power to maintain 
speed on the ups and goes onto overrun braking on the downs, whereas a 
manual (pedal?) driver eases speed on the hills and recovers it on the dips"
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