当我们着眼于使用专有解决方案者可能要求的专门技能，与选择开源技术的公司所寻觅的技能，这种比较得到有益的结果会多一些。
The comparison gets a little more useful when we look at specific skills that someone using a proprietary solution might ask for, and those sought by companies choosing open source technologies.
专有软件的开发者未必是不称职的，有时候他们也开发出功能强大而且可靠的产品，尽管他们不尊重用户的自由。
Developers of proprietary software are not necessarily incompetent. Sometimes they produce a program that is powerful and reliable, even though it does not respect the users' freedom.
除了销售招聘广告，该网站既向用户额外收取某些与职业相关的服务费，也向公司收取能帮助其识别有前途的求职者的专有软件使用费。
As well as selling job advertising, the site charges users a premium for some career-related services and firms for the use of proprietary software that helps them identify promising candidates.
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