Earlier quoted context omitted.
Everyone in silicon valley is a transplant.
Sure but there is still a particular communication style that prevails, and people adopt it, or try to adopt, to fit in. It’s less about the accent or vocabulary and more about the tone. A lot of this was parodied pretty effectively by the Silicon Valley TV show.
Even in California once you leave SaaS /software /internet startups the corporate culture is different.
My wife doesn't have pronoun police at her California office job. Me working in web software, I had a guy from the Midwest scold me about pronouns.