Okay, but ice like he's doing absolutely works. So many idiots misguided poor sops think they can eat my savory jam (what I call the scorpion pepper puree my buddy sends me) the same way I do (large scoop on a chip).
Milk just kind of moves the oils around in your mouth unless you chug enough to get sick. The ice I think numbs the tongue and adds another distracting overwhelming sensation. Whatever the mechanism, I just skip straight to that with people who try to copy my spice consumption levels