月下独酌 浪子 VIP 注册 2003-06-21 消息 32,402 荣誉分数 4,303 声望点数 373 2024-10-17 #16 heureux 说: 猜不出来。 gmail, wechat,CFC 等等都是免费的,为啥? 点击展开... because you are the product. (your data) -> sold for analysis, basis for ads, etc etc
heureux 说: 猜不出来。 gmail, wechat,CFC 等等都是免费的,为啥? 点击展开... because you are the product. (your data) -> sold for analysis, basis for ads, etc etc