Took a bit of digging 😀 But the good thing is that even “archived” things can still be found if you know where to look 😀
There was a “branch” of CG Cookie at one point called “Concept” that was more about traditional 2D art, and it’s in those archives. I believe this is the previous video referred to:
https://www.youtube.com/live/EwHym6WFi8s?si=l-0WliHaGvWiBV27
