It's random on purpose, so you can't guess to easily who is winning without having vote yourself.

Oh, I get it. But maybe if I've already voted, randomization isn't required anymore.

Celeir wrote:

It seems I can vote one more time -- from another computer, or it's all because of using another browser.

Should I check if my G2G point can be added again?

If you're logged in with the same account, you should not be able to vote a second time, it may be an interface issue, I'll check this.