(This article originates from James S. Huggins’ Refrigerator Door, and I am personally obliged to Mr. Huggins for his sharing)

Note: The information shown below uses measures only associated with data. For example, a kilo-anything is 1000 . . . except that when it is a kilobyte, it is 1024, an even power of two.
提示：以下信息中量度标准均与数据有关。如：kilo-表示1000………但在kilobyte中，它代表1024，一个2的偶次幂。

How Much Data Is That?

Whenever we discuss quantities of data, we tend to do it in the abstract. We speak of a kilobyte, or a megabyte or a gigabyte without really knowing what it represents.
我们总在抽象概念中讨论数据的大小。我们经常提到KB、MB、和GB，但并不知道它们到底代表什么。
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