Each article? That's an overkill. There are dozens of articles every week.
I would rather have the wiki only for... uhm... important articles. Yeah, hard to define what that means. It certainly doesn't mean "Main". It's more like: an article which generated good insights in the comments. (Those insights should be included in the summary.) In real life it could mean: an article for which someone (preferably other than its author) bothered to provide a summary.
And perhaps we don't need a page per article, but rather per topic. If there were three ar...
I think it'd be a good idea to keep a list of the ways we'd like to see LessWrong improve, sorted by popularity. Ie. email alerts for new responses.
So if you have an idea for how LessWrong could be better, post it in the comments. As people up/downvote, we'll get a sense for what the consensus opinions are.
I think there's a pretty good amount to be gained by improving LessWrong.
Note: I say "ways to improve" instead of "features" because "ways to improve" is more general.