&gt; In areas of such inflated housing prices, isn&#x27;t suburbia supposed to be a pressure valve?<p>All of his definitions of suburbia apply to Portola Valley, which I would never describe as being a pressure valve on inflated housing prices[1] in South Bay.<p>[1] <a href="https:&#x2F;&#x2F;www.redfin.com&#x2F;CA&#x2F;Portola-Valley&#x2F;16-Santa-Maria-Ave-94028&#x2F;home&#x2F;21618945" rel="nofollow">https:&#x2F;&#x2F;www.redfin.com&#x2F;CA&#x2F;Portola-Valley&#x2F;16-Santa-Maria-Ave-...</a>