In the lab, researchers can create the impression of sending light faster than the speed limit by tweaking the speed at which the wave crests of light propagate through space.

在实验室中，研究人员可以在光线传播通过空间时，对光的波峰稍作调整来造成发送光线的速度比极限的速度限制更快的印象。

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However, Microsoft is now taking steps to limit the spread of the code by sending warnings to people who are sharing it.

BBC: NEWS | Technology | Microsoft targets source pirates