In addition to the article I keep linking to, John Tierney has a post up on his blog (the Tierney Lab Blog) on the topic. The post itself is essentially a paraphrasing of the "Findings" article, but the comments are pretty interesting. The vast majority are insightful and on-point, but the few truly dumb/insane ones are worth quoting:
What difference does it make? We’re all doomed. Have a nice day.
— Jagdish Collins