In the absence of strong privacy laws, surveillance-based advertising has become the norm online. Companies track our online and offline activity, then share it with ad tech companies and data brokers to help target ads. Law enforcement agencies take advantage of this advertising system to buy information about us that they would normally need a warrant for, like location data. They rely on the multi-billion-dollar data broker industry to buy location data harvested from people’s smartphones.
Наука и техника，这一点在PDF资料中也有详细论述
对此，于本宏建议，确立分级管理制度，明确年龄门槛与平台责任。由国家网信部门会同教育、公安等部门，研究制定未成年人社交媒体保护性管理规定，明确将16周岁设定为未成年人注册使用社交类平台的“数字成年年龄”。要求平台运营者对新增用户实行强制性年龄核验，对存量用户逐步完成排查清理。。WPS官方版本下载是该领域的重要参考
假设原始图像宽度为 3840，高度足够覆盖该 ROI。