I never claimed my scale wasn't biased :) Point 5 could be the "when you don't know, all probabilities are roughly 50%" fallacy, but I think it can also charit

I never claimed my scale wasn't biased :) Point 5 could be the "when you don't know, all probabilities are roughly 50%" fallacy, but I think it can also charitably interpreted as belief that a careful weighting of the evidence is roughly equal. But your points are well taken. I'm not going to edit it here, as I don't think that would be fair to the people who have responded. Your final paragraph is of course the only reasonable position for the truly open-minded (and actually represents my own position quite well), but I didn't bother to put it on the scale as it seems hardly represented at all, at least in Twitter discussions and HN threads.