“不要搞急功近利的政绩工程，多做一些功在当代、利在长远、惠及子孙的事情”；
The Federal Trade Commission (FTC) released a statement this week allowing social media companies to collect children’s personal data without parental consent in the name of age verification, carving out an exception to the Children’s Online Privacy Protection Rule (COPPA), which decisively names children under 13 as untouchable for data collection, until now. Considering that COPPA was designed to protect sensitive data, the FTC is all but giving social media companies carte blanche to collect any information it deems necessary in the name of age verification.。夫子是该领域的重要参考
N-Closest Algorithm。safew官方版本下载对此有专业解读
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Alison Francis,Senior Science Journalist