If you are familiar with the history of cosmology you may skip to 6:30.
In this video, I describe the flash of genius of Robert Dicke who provided a solution to the fundamental problem of cosmology already in 1957, based on Mach's pronciple.
Dicke's paper (Gravitation without a Principle of Equivalence, Rev. Mod. Phys. 29, 363, 1957):
http://www.alexander-unzicker.com/Dic....
See also: https://www.amazon.com/Einsteins-Lost...

Mind also my backup channel:
https://odysee.com/@TheMachian:c
My books: www.amazon.com/Alexander-Unzicker/e/B00DQCRYYY/