The difference is that in software, if you add a body and as in most organizations, that body has to appear useful, they will tramp about in the soup, making a

The difference is that in software, if you add a body and as in most organizations, that body has to appear useful, they will tramp about in the soup, making a big mess and harming progress. Unlike in war, the marginal curve of adding an extra body goes negative in software. And right quick unless circumstances are favorable. (If you doubt this, imagine a thousand Arthurs charged with implementing a CRUD app.)