This is true of fonts, as per the copyright office's "Policy decision on copyrightability of digitized typefaces". However the example here, and the situation

This is true of fonts, as per the copyright office's "Policy decision on copyrightability of digitized typefaces". However the example here, and the situation with fonts seem different. It is the case that font data is viewed as utilitarian and uncopyrightable. So we have a copyrightable program, producing uncopyrightable data. The argument here seems that we have a copyrightable program producing copyrightable data.