that "rubber band" as you put it is pretty strong, if it can deal with the stress of a car or motorbikes engine, it'll be more than strong enough to be use on a bike.
As for fixed wheel belt drive - already happened;
http://www.youtube.com/watch?v=ct4v5G33aT0
@edscoble started
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that "rubber band" as you put it is pretty strong, if it can deal with the stress of a car or motorbikes engine, it'll be more than strong enough to be use on a bike.
As for fixed wheel belt drive - already happened;
http://www.youtube.com/watch?v=ct4v5G33aT0