Two columns makes inappropriate assumptions about the reader's choice of media. The aging publisher assumes everyone prefers paper. A reader attempting to scrol

Two columns makes inappropriate assumptions about the reader's choice of media. The aging publisher assumes everyone prefers paper. A reader attempting to scroll through the article on a tablet suffers. We blew it, making a global effort to perfect fixed format technical typesetting rather than flowable text. Technical flowable text is just now becoming viable, and it is certainly not the norm for journal articles.