Your diagram of Corey's pattern for 8-ball racking has him breaking from the wrong side.
Thank you for pointing this out. Unfortunately, YouTube doesn't let you edit a posted video, but I've added the following to the video description and pinned comment on YouTube:
CORRECTION: - The 8-ball 2nd-ball break pattern racking diagram at the 6m52s point shows the rack upside down. Here's the corrected illustration: https://billiards.colostate.edu/images/break_8-ball_pattern-rack.jpg
Here's the new image:
