"Young people in Indonesia, amused by the local buses' customised horns, have been waiting by the side of the road for vehicles to pass, encouraging bus drivers to toot their horn when they did so. Videos depicting this craze have gone viral in Indonesia."
"La fin de l'obligation de covoiturage dans la capitale indonésienne a rallongé les durées de transport de 46 % le matin et de 87 % le soir, aux heures de pointe, révèle une étude dans « Science »."