The title seems click-bait(ish). There's no data here specific to HN to demonstrate that this general observation applies on HN as well. There are also levels o

The title seems click-bait(ish). There's no data here specific to HN to demonstrate that this general observation applies on HN as well. There are also levels of engagement: A person who never comments might not creat content, but their upvotes would still influence what people see yet it seems those folks would be counted outside of the 10%. It would be really interesting to see stats on unique user view to HN vs Unique posters and commenters, I suspect HN might violate to 10% rule, but without that for the headline to make that claim one way or another is just silly