Originally Posted by
pgjackson
The only reason they might not be competitive in the market is because the same companies that make rim brakes also make disk brakes, and the new rage is disk brakes. You don't even have an option any more on new bikes. They all seem to have disks.
Originally Posted by
pgjackson
What else have I missed?
You missed the period when both were available and buyers decided that both didn't need to be available.