No, not really.  A recent comment to an old post made me realize (as I have for weeks) that I have nothing but old posts on which people can comment.  Sigh. As it often is, travel is my latest excuse.  This quarter I have been to Denver, the UK, Seattle, Lawrence (KS), and as I write this I am sitting in the airport on my way to Chicago.  Next up: Munich, Indiana, and Boston.  Fine trips all of them, and I have a list of blog topics as long as my arm, but exhaustion never sets in as heavily as …