Originally Posted by
RaleighComp
I think the best bang for the buck on maintenance, utility, and versatility comes from a modern, good quality, derailleur setup combined with spending 50 extra bucks for Gore Ride-on sealed shift cables. $50 might seem like a lot, but it's money extremely well spent for someone who might otherwise spend hundreds of dollars on tune-ups at the LBS. Once your cables are set up, you will not have to adjust them ever.
Educate me, as this sound fascinating: How is it that they never need adjustment? How do they work and how are they built? Are they made out of some type of synthetic that won't rust?