Some of us have noticed a vacuum in the space where the prolific Law Librarian Blog once stood. Anyone that has been in the law librarian profession, and hasn’t lived under a rock, is familiar with the posts that come mulitple times a day from Joe Hodnicki and Mark Giangrande (well, mostly Hodnicki). The blog

I was recently discussing with someone what exactly makes a blog a blog.

Is it the interactivity, the commenting, the archiving? Perhaps the cloud tags, the permalinks or the reverse-chronological order?

In my mind, all of these elements are not only optional but also secondary to the most critical aspect of a blog: RSS.