至于大单品战略，虽让霸王茶姬在短时间内实现了极致的效率和快速的扩张，但产品结构的极度单一，让品牌的抗风险能力变得极其脆弱。一旦竞争对手推出了对标产品，或者消费者的口味发生了变化，品牌就会面临巨大的危机。
A more serious irony is that the automatic control system has been put in because it can do the job better than the operator, but yet the operator is being asked to monitor that it is working effectively. There are two types of problem with this. In complex modes of operation the monitor needs to know what the correct behaviour of the process should be, for example in batch processes where the variables have to follow a particular trajectory in time. Such knowledge requires either special training or special displays.，这一点在QQ音乐下载中也有详细论述
Иллюстрация: Вооруженные силы Украины / Reuters
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