We debated using control pads, and ended up using stock pads as we wanted to know how the brakes performed out of the box, as riders will receive them. That way, we could let you know if you should expect to upgrade pads if you buy brake X. But, I hear your points, and the next time, I plan to have additional pad materials on hand to change if needed. The only brakes I would have changed pad material to improve performance would have been the Shimano MT420. The stock metallic Shimano pads delivered sub-par bite. Next time, we’ll make...