Originally Posted by PeteHski

Well I think the tube-only rims will be pretty short-lived. Reading between the lines, it appears that Roval inadvertently designed themselves into a corner with those particular rims. They are an anomaly in the current market.
I think the partial comeback of threaded BBs has been driven largely by customer demand due to service/reliability/warranty issues with press-fit - why else would the manufacturers go back?
Disc brakes are driven by customer demand, engineering and marketing. So I think there is virtually zero chance of going back to rim brakes. People who have disc brakes don't generally have problems with them (except on BF of course!)