They are also better than using a computer for exploring ideas, because paper is more flexible. http://drezner.foreignpolicy.com/posts/2006/05/26/pen_and_paper

They are also better than using a computer for exploring ideas, because paper is more flexible. http://drezner.foreignpolicy.com/posts/2006/05/26/pen_and_paper_rule http://drezner.foreignpolicy.com/posts/2006/05/26/pen_and_pa... The comments including many by engineers, and a couple of musicians, are especially interesting.