From the article:<p><pre><code> All of today's support bulletins are not easy to find, with none of them listed in search engines, as the company added <meta name="robots" content="noindex"> HTML tags to the document to prevent them from being indexed by search engines.</code></pre>
1) Presuming they're using a CMS perhaps it's an accident?<p>2) To clarify a bit, afaik, robots.txt is a request / suggestion, a nice to have if you will. It doesn't prevent indexing.