If it's publish or perish, double checking numbers of a paper will help you do the latter much more than the former. As will, incidentally, spending too much t

If it's publish or perish, double checking numbers of a paper will help you do the latter much more than the former. As will, incidentally, spending too much time on any software you need to develop. Like, say, unit tests or ensuring it's maintainable. Or maintaining it at all, really.