&gt; And that&#x27;s in, what, 20 billion years? So bounded.<p>That&#x27;s not even close to the most conservative estimates.<p><a href="https:&#x2F;&#x2F;en.wikipedia.org&#x2F;wiki&#x2F;Graphical_timeline_from_Big_Bang_to_Heat_Death" rel="nofollow">https:&#x2F;&#x2F;en.wikipedia.org&#x2F;wiki&#x2F;Graphical_timeline_from_Big_Ba...</a>