It looks like two of its design goals were to retain visual consistency at veyr low dot-pich screens, to maximize readability of long passages in uppercase, and

It looks like two of its design goals were to retain visual consistency at veyr low dot-pich screens, to maximize readability of long passages in uppercase, and to accomplish this all of a full complement of symbols as well. (https://intactile.com/projets/ameliorer-la-lisibilite-et-la-securite-dans-les-cockpits-d-airbus/ https://intactile.com/projets/ameliorer-la-lisibilite-et-la-...)