The Chinese, as befits a Communist autocracy, approached the task of dominating the Olympics with top-down military discipline.

The notion of 'world leadership' is a curiously archaic one. The very phrase is redolent of Kipling ballads and James Bondian adventures. What makes a country a world leader? Is it population, in which case India is on course to top the charts, overtaking China as the world's most populous country by 2034?

If China wants to build a new six-lane expressway, it can bulldoze its way past any number of villages in its path; in India, if you want to widen a two-lane road, you could be tied up in court for a dozen years over compensation entitlements.

Whereas China has set about systematically striving for Olympic success since it re-entered global competition after years of isolation, India has remained complacent about its lack of sporting prowess.

Saddam Hussein has been engaged in the development of weapons of mass destruction technology which is a threat to countries in the region and he has made a mockery of the weapons inspection process.

We need to come up with use cases for this technology that drive clear benefits for individuals and institutions - these are our customers. Too often we see bitcoin and blockchain technologies as solutions in search of a problem. We don't just need these systems to be technically better than the alternatives - we need them to be more user-friendly.

Virtually every real breakthrough in technology had a bubble which burst, left a lot of people broke who'd invested in it, but also left the infrastructure for this next golden age, effectively.

There are a lot of companies - not just Sony and Kodak - that have spent a lot of money trying to make the quality of the digital images comparable with film. But when you're sending these things over the Internet, they don't have to be high quality.