Today's deal of the day from O'Reilly at is a shootout between Vi/Vim and Emacs
"The realization that Vim just turned 20 reminded us of the passion developers have for their editor of choice. We've published books about the two most popular, Emacs and Vim, and love them both. Today only you can cast a vote for your favorite, and take advantage of a special offer. We'll report on the results next week, both of your votes, and the sales percentage for books on the respective editors."
