It’s a very interesting concept but not written very well, to be honest.
I guess science is their specialty.
It’s not English grammar.
She is a native German speaker so the english gets a little twisted. I would recommend watching her You Tube descriptions as she uses graphics to make her points. Smart lady.
DANGER!
Warning!
This stuff can make your brain hurt.
About the author.
Sabine Hossenfelder (born 18 September 1976) is a German author and theoretical physicist who researches quantum gravity. She is a Research Fellow at the Frankfurt Institute for Advanced Studies where she leads the Superfluid Dark Matter group. She is the author of Lost in Math: How Beauty Leads Physics Astray, which explores the concept of elegance in fundamental physics and cosmology.
https://en.wikipedia.org/wiki/Sabine_Hossenfelder