[Zetice]

Then the question you should be asking is why choose to post on LW when the value of publishing a paper is substantially higher.

Perhaps because what they post doesn’t hold up to scrutiny from their peers, so they prefer to play in the mud with the folks who won’t notice the issues with their ideas.

[axiomaticdoubts]

People publish blog posts for several reasons. Many see it as a fun, social activity.