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CapillaryUpgrade

@CapillaryUpgrade@lemmy.sdf.org

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CapillaryUpgrade,
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I run the built-in automatic rpm-ostree upgrade service every 6 hours.

If you think that’s too inefficient, maybe read the docs for shutdown.target and see if you can use that to run an upgrade service before shutdown?

I’m not too experienced with that part of systemd but it seems like it could be a “proper” way to run things on shutdown?

Is “harvesting” small amounts of electricity a fools errand?

Serious question from a beginner in electronics. For reasons I do not fully understand, I have become fixated on the idea of collecting small amounts of electricity from “interesting” sources. I don’t mean “free energy”, instead, I mean things like extracting a few mV from being so close to a AM radio tower using two...

CapillaryUpgrade,
@CapillaryUpgrade@lemmy.sdf.org avatar

I can’t find it now, but i’m pretty sure there exists smart home light switches that are powered by you pressing it.

IIRC they run Zigbee to communicate with the smart home and had a bit more resistance when pressing (= more energy).

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