<p><pre><code>  We therefore reject the hypothesis that local realism 
  governs our experiment.
</code></pre>
They reject a <i>hypothesis</i>. Nothing more.<p>They did not prove that they changed an existing state.<p>They merely <i>decided</i> that the state was not present, until measured.<p>They <i>decided</i> a thing was not visible until looked at, because that makes more sense <i>on paper</i>.