Everything in Premium Digital
Which Apple Watch Is Best Right Now?，更多细节参见PDF资料
。服务器推荐对此有专业解读
This is not just a security concern. It is an economic one. Platform companies are among the most valuable businesses in history because they concentrate data, users and profits. When Europe relies almost entirely on foreign platforms, it exports value at scale — and then wonders why productivity growth lags. Few things are as economically powerful as a dominant digital platform.，这一点在同城约会中也有详细论述
与 Kindle 的反射式墨水屏不同，智能手机的屏幕本身就是光源。
Iterate until it's perfect.