I doubt it was inspired by a random Reddit thread, but rather by the news which the reddit thread refers to, which has been all over the media for days: <a href="http:&#x2F;&#x2F;news.nationalgeographic.com&#x2F;2015&#x2F;11&#x2F;151111-egypt-pyramid-scan-secret-chamber-tourism&#x2F;" rel="nofollow">http:&#x2F;&#x2F;news.nationalgeographic.com&#x2F;2015&#x2F;11&#x2F;151111-egypt-pyra...</a>