For example, in order to take advantage of "dead time", like waiting for public transport or in order to entertain themselves during school breaks, they deploy various strategies by means of portable digital devices which most carry on them.
Por ejemplo, para aprovechar los "tiempos muertos", las esperas obligadas del transporte o para entretenerse en las micro-pausas escolares, despliegan diversas estrategias a través de los dispositivos digitales portátiles que la mayoría lleva consigo.