There will always be Beverly Hillbillies. But history in general shows that give people a stake in a society and they act differently.
“We do not believe any group of men adequate enough or wise enough to operate without scrutiny or without criticism. We know that the only way to avoid error is to detect it, that the only way to detect it is to be free to inquire. We know that in secrecy error undetected will flourish and subvert”. – J Robert Oppenheimer.
I would rather the city look at zoning laws and other laws that help keep the status quo as it is. Over time, the hope would be that with less zoning the city would begin to diversify organically though that is a really long-term outlook.