Senegal's child beggars show limits of 'apptivism' Arcade-style gaming app Cross Dakar City was launched a year ago to great fanfare at home and abroad, setting 32-year-old Beye apart as the first Senegalese software designer to make it solo onto the charts of the Apple and Android stores. But tens of thousands of downloads later and no actual children rescued, the game shows the limits of 'apptivism'. IMAGES AND SOUNDBITES (TO COMPLETE VID877460_EN)