Nothing else to say. I am just about screaming with relief. I figured it out, and everything about it except the fact that I couldn't reproduce it makes sense.
(Update: now that does too. I thought I had the same data. Thanks to the wonders of misnaming files, I didn't. Oops.)
(Update: now that does too. I thought I had the same data. Thanks to the wonders of misnaming files, I didn't. Oops.)