PG agrees you, he wrote a whole essay about the subject in 2012 [1]. At that point in time, he wrote that "just two companies, Dropbox and Airbnb, account for

PG agrees you, he wrote a whole essay about the subject in 2012 [1]. At that point in time, he wrote that "just two companies, Dropbox and Airbnb, account for about three quarters of [YC's value]." [1] http://www.paulgraham.com/swan.html http://www.paulgraham.com/swan.html