A quick heads up: Jeff Young has an informative piece in The Chronicle of Higher Education on what happened when one university delivered all textbooks to students electronically. It’s definitely worth a read. Meanwhile, on a related note, Walt Mossberg, the Wall Street Journal’s tech guru, doesn’t like the new Kindle DX very much. Amazon designed the supersized e-book reader (see it here) to bring portability to textbooks, newspapers and other periodicals. If you get one, let us know your thoughts, whether pro or con.