Seems to be so, see Exceptional behavior of document.all
Although document.all is also falsy and loosely equal to undefined, it is not undefined. The case of document.all having type “undefined” is classified in the web standards as a “willful violation” of the original ECMAScript standard for web compatibility.
I would love to upvote, but this source seems to be built on basically nothing and wishful interpretation.
The people in panel 2,3,4 fear they might not be real and just NPCs.
Thank you. I had not read that before. The novice’s first steps are just wonderful.