Homes can go to zero. Homes can go to below zero, which is why there are land banks all across the Rust Belt with thousands of properties they have trouble giving away.
> On a subjective level, home owners have better finances, more say in guiding their communities, and many other advantages.
Of course, because we live in a society in which nearly everyone is convinced that it's better to own a house, so anybody with enough resources to own a house chooses to own a house. And because most of those folks have an even dimmer view of apartment-dwellers than you've displayed here, they use zoning to literally separate themselves from those lower classes, to fairly predictable outcomes.