I agree. One person one vote and no crazy wild algorithm would make it different but this is the reality. Use what is at hand.
Once I am able to post tasks on Kryptonia I will review it. I can see it being a fantastic tool because you can make stipulations like vote values so that it won't be gamed.
Goldenwhale is good. 10¢ always gets me 20¢ returns. They don't vote until they can make sure your ROI is good so it can take more than a day. Sometimes two.