Originally Posted by pauschl

So, I'm a daily commuter. Rain or shine. One of my bikes has cantilevers, the other one has v brakes. I'm fine with both of them. I can lock up the rear wheel if I want to and I can lift the rear wheel off the ground (with the front brake) if I want to. When they are wet they will squeak but the stopping doesn't seem to be affected. So how will discs give me more stopping power? Honest question. It seems to me there is a diminishing return on braking power. Am I right?