There are huge economic and business benefits to addresses, but the main initial purpose of the mapping and addressing is to ensure that the half-million residents of Sekondi-Takoradi can get appropriate and well-funded public services.
Precisely because of the magnitude of the problems they face, cities are increasingly emerging as the most fertile grounds for creating change. They are the laboratories in which many of the world's most intractable challenges will be solved.
How London grows will be the true legacy of the 2012 Olympics. As cities such as Rio de Janeiro and Chicago consider their own Olympic aspirations, the impact of London's city building strategy will be the best game to watch.