Technical issues
I know, dear readers, that some of you have been encountering difficulties leaving comments on this blog (and on other blogs in the ScienceBlogs galaxy). Indeed, I've encountered those same problems myself, trying to leave comments for my sibling bloggers. I'm confident that when our tech czar returns from vacation next week, all the problems will disappear.
In the meantime, though, I still want your comments!
The inelegant way around the problem (which manifests itself as an error message when you try to leave a comment) is to try another browser. (So, if you're on Firefox, bring up…