Mea Culpa (ETN Version)

One of the dangers of being a generalist is that you get spread too thin.  Another is that you overplay your abilities.  I probably did a little of both in my recent post on ETNs (and blogging while tired).  The fine folks at Index Universe took umbrage at my post, and for good reason.  I wrote a sloppy post without enough research. Here’s what I intended, even though it came out wrong.  I liked the post that came from Index Universe, because it highlighted an issue with ETNs that I had been t