The tab label in both shells (doxa-maps-spa, posterverse) x11 in each language's own grammar (de 'UPG100-Poster',
es 'Carteles UPG100', zh 'UPG100 海报', …), upgMap displayName and wallHeading x11, the three meta labels, the
nav item and the dev title; the spa's default tab label, the posterverse description, the UPG-100 legend's
count column and the poster-sections noun. Values only: ids, keys, paths and file names stay.