With these versions, Lotus developers carefully picked what are often the highest value targets for reducing TCO: disk space, storage costs, I/O operations, and the cost of operational maintenance.

通过这些版本，Lotus 开发人员仔细地筛选出了最有利于降低 TCO 的目标：磁盘空间、存储成本、I/O 操作和操作维护成本。

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Operating costs and maintenance cost low, automatic operation, can realize unmanned management operations.

运行费用及维修成本低，全自动运行，实现无人化管理操作。

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Operating costs and maintenance cost low, automatic operation, can realize unmanned management operations.

运行费用及成本低，全自动运行，实现无人化管理操作。

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When implemented properly, the cloud computing economic model can drastically reduce the operations and maintenance cost of IT infrastructures.

FORBES: The Economic Benefit of Cloud Computing