Age: ALL roads lead to Copenhagen. After two weeks of negotiations, arguments and compromise, the 188 nations who met in Bali agreed at the weekend to begin negotiations (and, although not stated, the arguments and compromises) to meet a 2009 deadline, to be adopted in the Danish capital, for a treaty to replace the Kyoto Protocol. It would have been overly naive or optimistic to have expected a major breakthrough, but the mere fact that the Bali talks on climate change did not collapse …