It looks like there's been some significant growth in the number of voting users recently. If you check the top 10, nine of them are from the last month.
[Edit: this post was killed off of the front page. I wonder why.]
That's interesting. I knew that the number of users was growing, but that the top three are from the past 3 days means that it's a lot more significant than I figured.
Also, until an hour or so ago, Silk was "number one" -- and I know for a fact that there is at least one other submission that's over 600 points that is not showing up on that list, because it was showing up earlier.
There may be a bug in the way that the over page gathers stories from the database.
3 of the top 5 "most-upvoted submissions of all time" are from the last three days:
http://news.ycombinator.com/over?points=500
It looks like there's been some significant growth in the number of voting users recently. If you check the top 10, nine of them are from the last month.