We as a society are in need of a long-term, detailed collective memory of evidence of credibility. But that is only useful if credibility is highly valued. Ne

We as a society are in need of a long-term, detailed collective memory of evidence of credibility. But that is only useful if credibility is highly valued. Neither are true of our society today. People both forget what someone said yesterday, or if they remember then they decide it didn't matter that much they were wrong.