I think the inability to post images is a filter on users, to a large degree. One-liner jokes aren't tolerated here, by and large. You can't vote for a very lon

I think the inability to post images is a filter on users, to a large degree. One-liner jokes aren't tolerated here, by and large. You can't vote for a very long time. HN is not for drive-by consumers. A few things like that and you are selecting for people who enjoy, and probably produce, good discussion and informative, factual comments.