Yet, there are no mass movements against heartbreak or demonstrations in the streets.

FORBES: More Die of Heartbreak, More Often Than You Might Think

Today, no country is in the old sense far away when the consequences of regional instability and terrorism - and then also climate change, poverty, mass population movements and even organised crime - reverberate quickly round the globe.

BBC: In full: Brown security statement

But in the digital world, we are concerned with the movements of images and ideas, bits rather than mass.

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