"Interesting article. Many of the highlighted issues appeared with the early MTB disc brakes. This was worked on with different rotors for different applications (203mm for DH and 160 for XC), piston number and size, pad materials and…"
"I heard a rumour that it is something to do with the glue used which is why they react in such a manner. I found neutradol spray works quite well. If not don't sniff your shoes, I sure there's a name for that!"