What is it with some of the anglo countries and these ridiculous slides into nannying, vaguely repressive surveillance. It's not even much useful for real crime fighting, as the case of the UK amply and frequently demonstrates.
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Read the legislation. Ask yourself if it's better for a country's government or a foreign set of social media companies to control what young people see. One has a profit motive above all else. One can be at least voted for or against.