Tips/Tricks on Iwasawa Tower Laceration?

Can anyone post tips or tutorials (at least a slow motion or something if there aren’t any tuts) I could be the normal one or the one that lands behind the NTH arm.

This video starts showing it at about 3:50.  It has several angles and slow motion footage, so it’s pretty helpful for figuring out what exactly is going on:

Can you post a hyperlink? I’m on mobile and I won’t have access to a computer for a few days.

Thank you so much! Now I get what I’ve been doing wrong, landed on the wrong string haha.

I cant get the slack move fast. …any tips?