Cannondale SI crank removal

When I was a bicycle mechanic years ago I had to every now and then take various online tutorials. Combing through the required courses was an optional Cannondale tutorial playlist . At the time I wanted to learn about my bike, so I had set aside these videos in a spare hardrive and had forgotten about them over time.
The resolution of the video isn't the best by modern standards, but the information that is highlighted is the same.
I had this I still to this day have my 2016 Cannondale Beast of the East 1.