I think as a culture we've gotten far too comfortable being complicit in casual corruption, rationalizing that "it's just the way things are." We should remind ourselves that it doesn't need to be this way.
With all things social media/crowdsourced, the biggest is the most useful, and the most difficult to influence, and the most funded, by all actors.
What do you suggest as an alternative in this scenario with Rotten Tomatoes? Nothing really rides on it. People are widely critical of it. I just don't really see a big problem here.