Many dishes simply require such switching because they require two pans to finish around the same time and then combine.

What is the extreme end of this, anyway? Is the auctor asserting that we hold our lives for the week it takes for various form of dough to ferment till readiness? simply staring at the fridge that houses it?

This is also the problem with this philosophy: the vague definition of when a task be “done” or “still ongoing”.