Ahh! Found it!
The original video of this has been removed, but here is the clip of a wild ride on a pine.
Many folks analyzed this, I prefered my own opinion on what happened. Read 'em all and form your own opinion:
https://www.arboristsite.com/threads/who-is-at-fault-here-climber-or-ground-crew.80910/
Well, as usual, a few steps further up and a smaller top, and double wrap your flipline, and a new groundie, lol