I’ve seen many of those same interviews.
He talks about woodchips, and will say things like “this is just woodchips”... while pulling a rake through a gorgeously fine tilth of well rotted
compost.
I think he just in the habit of referring to woodchips and not the processes used in preparing and spreading the chips.
I have seen at least one video of a walking tour where he explains that he spreads wood chips from his chickens on the beds.