Earlier quoted context omitted.
What if the cost of the monthly interest on your mortgage for that $500k house was less than your rent?
If it's an interest-only mortgage, and you are sure the value isn't going to go down, then fine. But if you're putting in capital, you have to factor in the cost of money. There are far better things to do with $500k than to park it in an asset that doesn't appreciate. And of course, you have to factor in the risk that the price will actually drop. Risk isn't free either: it doesn't make sense to take a risk that you…
We all need a place to live so a house serves a physical utility as well that other investments do not, in addition to being able to collect unlimited rent when the mortgage is eventually paid off eventually. I think there is a lot of upside to home ownership if it is financially feasible.