With around 42 million people across its sprawling metropolitan area, Jakarta is now the world’s largest city by population, according to recent UN research. But how does a city of that scale keep moving, while tackling challenges from transport and housing to waste, water and energy? On a recent visit for the ASEAN Think Tanks Summit, the Foundation’s Track II Manager Dr James To got a glimpse of how digital technology and innovation are helping Jakarta tackle some of its biggest urban challenges.