...well, now that that exists, I know I won't be getting any featured posts anytime soon. Hard to do when all your posts are either furry trash or witty comments.
Basically the best answer chosen in the "Ask!" part of gbatemp in every question. How many answers you give, chosen as best answers, add to the "Featured Posts: x" count.
No need to speculate over this, if your expectations get too high you can only be disappointed.
An announcement will be made in the coming days, stay tuned