Selection bias is not necessarily a bad thing. I bet the articles and papers are also skewed in that they disproportionately aren't written by folks that think

Selection bias is not necessarily a bad thing. I bet the articles and papers are also skewed in that they disproportionately aren't written by folks that think that there are large bears on Mars, invisible unicorns in Kansas and that wrestling is the greatest sport ever. Just a comment on one of your points. On the whole, I think your hypothesis is reasonable.