Corey’s take is that the emergence of disk brakes is the safety in pro racing when descending at high speed rather than improvement in braking quality.
He prefers disk on his own bikes.
He recommends disk brakes for any new builds because that’s where the industry is headed and no new research is being done in rim braking: brakes, frames, or wheels.
Disk brake safety
A discussion of braking performance
22:45 the alloy rim is not dead: <32mm depth rims can be made very well with aluminum
29:15 aero isn’t everything!?
31:00 wheel spoke count considerations based on rider weight
32:30 the tools of the wheelbuilding trade
34:00 factory-built wheels vs custom, wheelbuilder wheels. Advantages of custom-built wheels are
Build quality
Safety
Customized for you
46:00 don’t skimp on spokes
+1 for Sapim CX-Ray
Bladed spokes for lateral wheel stiffness
51:00 wheel hubs: are premium hubs worth the cost?