This goes into effect September 4, 2024. Employers with existing non-compete agreements must post the notice on page 163 (38504). After that date you may accept a job offer from anybody, including a direct competitor, and not worry about violating any non-compete agreement.
Also pretty huge in tech. Some of the big firms make you sign some nasty non-competes
Now there is one fewer reason to work in California if you’re in the tech industry.