Saying &quot;it&#x27;s just an implementation problem&quot; understates the severity of that problem, and I think it&#x27;s a little deceptive to claim that laws, regulations, and economic models are all &quot;implementation&quot; just as much as the raw code.<p>I mean, would you say that dumping a type of toxic waste into a river is an &quot;implementation&quot; problem when there&#x27;s no law against it?<p>&gt; It&#x27;s fast.<p>Except when ad-frameworks slow down browsing to a crawl because they heap innumerable delays on the page-load in order to &quot;auction&quot; the spot and maximize revenue.<p>&gt; It&#x27;s anonymous<p>Except for our big ad-networks that incorporated quita  lot of fingerprinting, profiling, and even surveillance.<p>&gt; It&#x27;s secure<p>Except for how ad-networks are a vector for malware, since there&#x27;s no incentive to vet content beyond maintaining their own throughput.