Originally Posted by smashndash

But at the same time, I’m not convinced that 28s measuring to 30 are going to be faster for absolutely everyone - especially climbers who weigh less than 150lbs. The cynic in me expects the pendulum to swing the other way when they realize that, for a similar depth, narrower tires (on wide rims) are more aero, lighter and probably roll similarly if you go to a low enough pressure.