Almost a century since the idea of creating more humane — more human-centric — cities was brought to the fore, how far has mankind progressed towards creating a true 'city with a heart'? How far off are we, and what can we do to close the gap?The first generation of smart cities showed the limits of top-down planning, in which cities contracted out design and implementation to IT providers. As residents resented paying high taxes for 'smart' urban features that they did not want or...