Well, would you look at
that. And I've since been to Chicago, so I think I've got the blue states more or less covered.
"This item updates the Bookshelf Symbol 7 font included in some Microsoft products. The font has been found to contain unacceptable symbols." This is their idea of a "critical update"?!? If you are wondering what an "unacceptable symbol" is, let me give you a hint:
Pngcrush generates much smaller output than Photoshop or even ImageMagick, BTW.