每年的CES大展，都是笔记本行业的盛会，从基础的CPU、GPU芯片，到笔记本整机，再到各种外设，都会来一次全方位的更新换代。
When using Excel (2003) to provide data for my unit tests it seems to think that when a cell has TRUE / FALSE value that it is null when there has been no preceding cell values e.g.
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