I also like the concept of being able to switch gears at any given point.
What are some of the simple solutions, Geoff? I imagine a chain guard (or whatever you call it) would solve some of the problems (never tried one on any of my bikes), but the chain would still lenghten over time and break just as often, right?
I remember being at a stoplight in the road one morning after work. When the light turned green, I tried to get started (I could almost always accelerate faster than that cars at this particular turn), my chain snapped, and I fell flat on my side. Lucky the car behind me stopped