>>180228210) antiplat tape to prevent flats on descend (especially front) OR tubeless sealant inside the tube
11) Rim brakes - be aware they can overheat on descents
12) switch to aluminium everything you can - bars, stem saddle, seatpost
13) DO NOT put anything hard: keys, tools, pump in your back pocket since higher chance of spinal injury when crashing, ignore the posers and just DONT, get a saddle or frame bag
14) carry first aid
15) DO NOT use black kit
16) No to current road disc brakes since they often fail
...