Tamaoaiga, aoga, matagofie, maualalo leo, ma faʻavae i luga o tulaga o loʻo iai nei i Europa ma Saina, TOWARDS escalators faʻasologa e faʻaaogaina mea fou ma tekinolosi faʻapitoa e tuʻuina atu ia te oe le maualuga o felauaiga i taulaga ma fausia se liʻo ola e tolu-dimensional.