这又提出了另一个障碍，为了使其效用最大化，平板电脑需要快捷的无线网络连接。
This points to another barrier. To maximise their usefulness, tablets need a fast wireless-internet connection.
如今人们被工作、孩子、朋友、账单等等生活琐事耗神太多，大家开始倾向于通过网络交友网站将自己的时间效用最大化。
As people become more consumed by their work, kids, friends, bills, and whatever else they have going on, they turn to online dating sites to maximize their time.
事实上，P 2 P网络的理性用户更多地表现出自兴趣和自主性，其根本目的是最大化自己效用，而并不考虑网络的整体效用。
In fact, the rational users of P2P networks are self-interest and self-determination. The object of them is to maximize the personal utility without considering the whole network productivity.
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