Barrier to entry is pretty tightly coupled (or at least correlated) to exclusivity. I&#x27;m sure it depends on the context, but in terms of knowledge based domains, universities&#x2F;labs&#x2F;peer reviewed journals are generally going to be the most prestigious. Occasionally a private company might have something exciting and new, but either way its not going to be something readily digestible or accessible.<p>MOOC&#x27;s service everyone else, who can&#x27;t digest or access the &quot;prestigious&quot; stuff. At least by this definition of &quot;prestige&quot;.