google Imagine you want to search through Google to find a particular page. You want to do it in a second. And you're going to just do it the brute force way, assuming you could even reach all of those pages in that time.

假设你想通过,搜索一个特定的网页,你想在1秒内得到结果,然后你就只管去做了,认为能在1秒内遍历遍所有的网页。

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And if we made the space too broad and let anyone see your information, then that probably fine.

如果我们将你的空间浏览权限放宽,让所有人都能看到你的资料，这样做或许也不错。

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