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Steemit SHOULD but it CANNOT because of its core nature. How can software in a node verify a human when it doesn't already have the answer? If it does have an answer, a rogue node can say some user has passed the humanity test for voting but also lie about it.

Could it only allow a vote if you actually view the post? Or can a bot open a post as well?

Could it only allow a vote if you actually view the post? Or can a bot open a post as well?