A global civilization appears to be emerging for the first time. It’s unstable, unevenly distributed, and blindly fumbling its way forward. But we have unprecedented tools for sharing information; slowly developing theories of behavioural economics, cognitive bias, and communications that move beyond the crudely simplistic (and wrong) 19th century models of perfectly rational market actors: even models of development that seem to be generating sporadic progress in those countries that were hammered down and ruthlessly exploited as colonial assets by the ancien regime and its inheritors.

We need — quite urgently, I think — plausible visions of where we might be fifty or a hundred or a thousand years hence: a hot, densely populated, predominantly urban planetary culture that nevertheless manages to feed everybody, house everybody, and give everybody room to pursue their own happiness without destroying our resource base.

Because historically, when a civilization collapsed, it collapsed in isolation: but if our newly global civilization collapses, what then …?

If WikiLeaks can gain access to secret material, by whatever means, so presumably can a foreign power. Words on paper can be made secure, electronic archives not. The leaks have blown a hole in the framework by which states guard their secrets.