Yes, that's where the first link points, to where the discussion started on Quora, but it continued in the comments (which require a whole lot of scrolling and

Yes, that's where the first link points, to where the discussion started on Quora, but it continued in the comments (which require a whole lot of scrolling and pointing and clicking to discover and read on Quora), over email, and on David Rosenthal's blog, so I thought it was worth putting the whole thread in one place, and updating the links.