取而代之的是，计算机将派出智能代理或软件信使，对成千上万的网站进行搜索，然后逻辑地筛选出相关的内容。

Instead, computers would dispatch intelligent agents, or software messengers, to explore Web sites by the thousands and logically sift out just what's relevant.

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也可以执行模糊搜索和使用布尔逻辑。

You can perform fuzzy searches and use boolean logic.

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上面的主程序逻辑将搜索匹配简单标准的字母和数字字符串。

The main program logic above searches for letter and number strings matching our simplistic criteria.

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