The key point to grasp about collaborative-filtering software is that it knows absolutely nothing about movies.

对于“协同筛选”软件，把握的关键点在于它对电影一无所知。

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China is delaying a controversial plan requiring all new computers sold in the country to be equipped with an Internet filtering software, state media says.

中国官方媒体报道，中国推迟了备受争议的网络过滤计划，该计划旨在要求在中国境内出售的所有新电脑都加装一款网络过滤软件。

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Most filtering software allows you to save rejected messages in temporary folders pending review — but if you need to review a folder full of spam, the usefulness of the software is thereby reduced.

大多数过滤软件能让您将受拒的消息保存在临时文件夹中，等待您去查看—但如果需要查看的文件夹中充斥着大量的垃圾邮件，那么这个软件的实用性会因此而削弱。

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The other is to block the electronic path to objectionable material with filtering software.

ECONOMIST: China and the Internet

The study also found that 20 percent of parents are using the available Internet-filtering software and parental-control services.

CNN: Most older kids surf unsupervised

One tool Magid advises parents to use with caution, however, is Web filtering software like Net Nanny or Cybersitter, which block objectionable content online.

FORBES: On The Web's Edge