For anyone interested, the livestream is happening right now:

https://youtu.be/iiRVdYaGiLc

I'm not sure if there is anything more that can be said about this.

While there is a huge stack of skill, training and just good genetics at work. A big part of this does come down to, who can push themselves closes to the absolute limits without dying.

If there is what they want to do, go for it. But not for everybody.