does ten speeds obsolete 9?

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and in what conditions? how much time is lost? on a given
course? does everyone change at once or are there two
more classes?

g.daniels wrote:
> and in what conditions? how much time is lost? on a given
> course? does everyone change at once or are there two more
> classes?

Sometimes you make me so curious as to what you are saying
;)

--
Perre

You have to be smarter than a robot to reply.

In article
<41b0dda1.0407121049.6f9955cc@posting.google.com>,
datakoll@yahoo.com says...

>and in what conditions? how much time is lost? on a given
>course? does everyone change at once or are there two
>more classes?

9 speed is better because that one cog less makes the bike
weigh less.
-------------
Alex