Yes, it is!
Still, I would recommend a person get a job and live there for several years - to get the spirit of Silicon Valley.
But, after several years the place becomes boring and dull.
Silicon Valley favors specialists - almost everyone serves as a ‘small screw’ in a small, medium or large corporate machine.
Personally, after getting ‘the spirit’ of Silicon Valley - the drive to create and innovate, I did move out and can live and work with the same drive in other places in the world…