Commas are perhaps my favorite type of punctuation — probably because I never feel I really have them under control.
This very interesting article, by a New Yorker proofreader, covers commas, among many other topics:
“Holy Writ: Learning to love the house style“
Ooh, I’m going to share this with my coworkers!
I know — that’s how I felt. I had another blog post ready to go, but I pushed it back, because, you know, commas! 🙂