I think the parent comment is using &quot;peer behind the curtain&quot; not to describe insight into the physical universe and its wonders, but rather insight into the &#x27;human universe&#x27; and its various disappointments (like how it&#x27;s often non-meritocratic, the difficulties of making meaningful change, the political shietgeist, being better able to predict a decision&#x27;s potentially disastrous consequences, etc)