Indeed. The number of votes this has received is an amusing insight into how many people must upvote based on origin and not content. If this were published on some anonymous medium blog, it would be lucky to be +2.
Like, I'm not sure what he's trying to get at.
If Paul Graham writes an essay then that is relevant to Hacker News so it should be upvoted regardless of whether it is shit.
Hacker News is not some game where people compete to create content with maximum merit. It is a source of new content relevant to this community.