Although the best two solutions at any iteration are discarded, they do not always participate in creating new points. For instance, consider an iteration in which the point P1 undergoes splitting stage and is updated with an inferior point (updated P1is worse than the previous P1). The fitter P1 was previously stored in the archive, hence is not lost, but the updated P1 will generate new points in the next iteration. Thus, the fittest point at an iteration will not always influence the creation of new points.