"we failed". too much is at stake for both of them and for all the countries they want to keep on their side. and there are so many things they can agree on. the g20 is a creation of the heady heyday of globalisation, a symbol of a now bygone era when they was a broad consensus on how to deal with the world's most pressing problems, all of the countries represented here were big beneficiaries of that. now they must confront a new era of superpower rivalry which makes reaching agreement on anything difficult or impossible. there is a lot to discuss here — climate, food security energy and hea...