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聊一聊信息分发的嬗变史
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一件事物一旦免费，大家就不会珍惜。TA们会忘记这东西得来的不易，忘记那横跨百年甚至千年的斗争史，信息如此，自由如此，所有习以为常的东西都如此。 传播学中有一个理论：“把关人”。这个理论是由传播学奠基人之一库尔特.莱文提出的。莱文在社会研究时发现，家庭在购买食物
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