PowerTOP at boot and startup scripts

So, you have a laptop on which you've installed Linux, and you've configured and used PowerTOP to reduce the power consumption of said hardware. That's great! The question now becomes: "How should I implement these power-saving settings automatically every time I reboot my laptop?"

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Human error and the Hitomi X-Ray Satellite

Within human factors engineering, one of the topics I'm most interested in is how human error can contribute to system failure. With news of JAXA's loss of their just-launched x-ray satellite, did human error contribute to this complex system failure as well?

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