Pelham, a famous politician once ran a campaign on “change.” If you want to keep defending redefinition and change, you can have it. And enjoy the rabbit hole. Just be aware you’re dragging the rest of us with you.
That language changes isn’t due to politics despite your apparent fixation on that idea.
It’s simple cultural history.
The dialect here in California is a mish-mash of pocho Spanish, surfer slang, Valley Girl vocal fry, Hollywood, and occasionally even some standard English.
No one is controlling this, it’s organic. Popular usage determines what wins out. People who study language, people who do translations, are well aware of this process.