I don't discount it entirely, but as I remarked, I'm sceptical of that entire methodology, because it doesn't sound like they've controlled for acclimation, whi

I don't discount it entirely, but as I remarked, I'm sceptical of that entire methodology, because it doesn't sound like they've controlled for acclimation, which experience says has a significant effect, and because the result itself is (perhaps consequently?) surprising.