Every evening, in thousands of French households, the same scene is playing out: an exhausting war of attrition to limit phone use, wearing families down. This is the direct result of digital products engineered by some of the world's brightest minds to maximize attention time – especially, perhaps, that of developing brains. Faced with this reality, banning social media for those under 15 might seem like an obvious answer. Parents are being asked to do the "dirty work" that the government has refused to impose on digital giants. Read more Subscribers only France's Assemblée Nationale approves social media ban for under-15sIn every other sector that touches on public health – pharmaceuticals, food, automotive, toys – the principle is clear: Manufacturers must demonstrate that their product is safe before it hits the market.