>    "How superior it is to a very short wheelbase
>     conventional design is to be seen."
>
> How superior?
>
> Very.
>
> When you consider that this uses an 'active'
> feedback system to do it's *trick* compared
> to anything inactive/passive (meaning *no*
> feedback).


I  meant functionally superior, not technically.
If you can produce something that is about as useful without electronic
wizardry and with a much lower price and also possibly with some extra
utility (such as eg a carrying space) then it may do better overall.



    RM

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