That's odd - most of the data is fairly linear, but as of right now, there's a very sharp spike for 5 stories at 10:30pm (with a corresponding drop in 5 other s

That's odd - most of the data is fairly linear, but as of right now, there's a very sharp spike for 5 stories at 10:30pm (with a corresponding drop in 5 other stores), which is reverted back to "normal" at 10:45. Strange voting patterns? Or a bug in your script?