&gt; The sources relied on in the article today were never in a position to understand Theranos’ technology and know nothing about the processes <i>currently</i> employed by the company.<p>Note the use of the word &quot;current&quot;. Implicitly, they&#x27;re admitting that the process has changed since the time of the former employees, and they&#x27;re not disputing the process described by those former employees. Which means, that at some point they indulged in rigging proficiency testing.