and for these purposes some visitors are much, much more valuable than others and many have negative value
That’s what downvotes are for, isn’t it? OTOH, if a potential valuable contributor sees the front page, doesn’t fully realize what the site is about, and walks away, that’s too bad.
That’s what downvotes are for, isn’t it? OTOH, if a potential valuable contributor sees the front page, doesn’t fully realize what the site is about, and walks away, that’s too bad.