Originally Posted by
Spoonrobot
Your post was helped clarify what I wasn't understanding and also raised some interesting points. Have you seen the more recent Bicycle Quarterly testing? I have my own issues with their testing but it does help provide a rounder, more real world viewpoint. I also found this test extremely interesting from a few months ago:
https://www.velonews.com/2018/06/fro...-gravel_468329
It uses purely PSI which is less than ideal, but as far as real world dirt roll down testing it's one of the few I've seen. Without reporting sag numbers as a reasonable facsimile to suppleness there's still a massive blind spot.
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Shoot, I want to see that, but the page it brings me to has one short 39 second video with an explanation of the roller test design, but no indication of how to access the rest of the article.