@[email protected] While that would be great, I am not really sure how it would work.
Recency, which is the current default, makes it so you have to check in early and often.
Content, though not sure how they could do it, might work but it would prolly require constant tuning and tweaking.
Character, meaning who posts, becomes a "popularity" contest...
...
Nope, I can't really see a good way to do it.