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‘Everybody’s at each other’s throats’: James Cameron says he has left the US permanently
(www.theguardian.com)
However, this paper created uproar:
https://www.science.org/content/article/social-media-consensus-paper-causes-social-media-uproar
He didn't give himself any emergency powers though.
Article 49.3 is part of the french constitution. It gives the choice to parliament :