The climate summit in Glasgow is in its last official day, but looks sure to overrun as negotiators thrash out an agreement. When the talking’s over, what will count as success? The rise of film franchises and streaming is taking the shine off Hollywood’s top stars. And we hatch a tale of unusual births among North America’s biggest birds.For full access to print, digital and audio editions of The Economist, subscribe here www.economist.com/intelligenceoffer
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