Is reminding ‘smartphone zombies’ to cross the road safely useless? 2019-06-06Smartphones occupy people’s daily lives even the time of walking. Pedestrians use smartphone with rapt attention while crossing the road, dubbed the ‘smartphone zombies’, have become a headache for many governments. To solve the problem, some governments have introduced tailor-made traffic safety facilities for reminding ‘smartphone zombies’ not to jaywalk. What is the effectiveness of these facilities?