That's what I thought, too. I actually said "How the hell did THIS guy ever win?' aloud.
I enjoy it, too. It makes the vote more exciting, imo. Maybe the vote was never influx, but it gives you that perception as it's happening.
I think Parvati told everyone because she really only wanted peanut butter, and she realized she didn't want anyone leftout. She wasn't being strategic as much as being a mama wanting to feed everyone.