It goes further than just that - the stuff about Fleiss' kappa shows that not only do these people not agree with the author; they also don't agree with each ot

It goes further than just that - the stuff about Fleiss' kappa shows that not only do these people not agree with the author; they also don't agree with each other. Maybe all development shops are so different that there is no significant correlation between success at one place and success at another, but I highly doubt it!