Protecting against 2nd and 3rd party tracking was never the goal. &quot;Incognito&quot;&#x2F;&quot;Private Browsing&quot; mode on browsers was a feature to protect against leaving <i>local</i> browsing records.<p>It&#x27;s often nicknamed &quot;pr0n mode&quot; for that reasons, by people that didn&#x27;t want pr0n websites showing up in their browser history.