When you innovate under constraints like this, you go to a different level- that's the opportunity India provides.

From about 2000, Africa has come into an economic renaissance: Between 2000 and 2008, we saw a marked improvement in macro-economic stability, with inflation falling and interest rates hitting single digits even in areas like Nigeria. We have seen robust GDP growth, 17% in Angola and 5.5% in Ghana and Nigeria in 2008 for example, combined with increases in FDI, which was up 25% year on year between 2000 and 2005.

Every nation is dependent on every other to shore up the system, and there are few (if any) instances where a country is fully shielded against the default of another.

Life is a masterpiece of complexity. We will never understand, in a near future, the extraordinary complexity of the simplest forms of life.

Digital technologies are now an unavoidable part of the infrastructure of life and society, and we have the capacity to design them in ways that promote, understand and respect people's goals and values in ways we simply couldn't in the pre-digital era. With many of these technologies, though, our deeper human goals get treated as secondary, or are ignored altogether, in favour of lower 'engagement' goals such as views or clicks.