云计算：云端计算机之外

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今天ReadWriteWeb出了一篇文章，叫做“Cloud Computing Is More Than a Computer in the Cloud”。这篇文章讲了很多关于云计算的现状，很多这个行业专家的意见，以及包含了众多有用的链接，值得一读。 摘几个要点： 1. 云计算在提供计算资源，像集中供电一样集中供应计算之外，又有所不同。计算资源与电网、期望、铁路网之间的不同网络效应(Network Effects)需要区别对待和考量。 “Actually, unless there are some large network effects, quite a lot stops single companies ruling entire industries. For a start, without network effects, economies of scale tend to run out: the curve is usually U-shaped. Telecoms, gas, rail companies have strong network effects from their [...]