And we've already gone through this and demonstrated that the 'critically important' buttons are still easily accessible.This isn’t a phone. Nothing mundane about hiding critically important buttons under a menu tree.
Assuming his story is even true, this was his main problem: " I saw the temperature readout but assumed it couldn’t be a button."
With an all-touch UI, the assumption should be the polar opposite. But giving him the benefit of the doubt, why not try it anyway? He was roasted on Twitter and rightfully so.