Ah, I see. Yes, I'd missed the editorializing -- which I do think is worth reading (especially about the candela), now that it's been pointed out (though I do

Ah, I see. Yes, I'd missed the editorializing -- which I do think is worth reading (especially about the candela), now that it's been pointed out (though I do think he's wrong about bits and Hertz). For what it's worth, though, it appears to be modified from an older version of the file; some of the editorializing would be out of date if it used an up-to-date version.