• empireOfLove2@lemmy.dbzer0.com
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    4 months ago

    Unironically a good idea. I can see these really helping to increase the chances of memory survival in camera applications where the camera has a high chance of being physically destroyed. Also a metal body reallllly helps conduct heat out of the flash, which will increase their lifespan in continuous-write applications.

    • Voyajer@lemmy.world
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      4 months ago

      Stainless is extra bad at conducting heat considering it’s a metal, but it’s still way better than plastic. I hope they make an aluminum version at some point.

      • empireOfLove2@lemmy.dbzer0.com
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        4 months ago

        Yes, stainless is “bad”, compared to other metals. But like you also mentioned, it’s loads better than plastic.

        I’d doubt they make an aluminum one, it’s probably not worth the tooling.

        When dealing with only 100-200mW, even a small change in thermal conductivity will make a big difference.

  • MightyCuriosity@sh.itjust.works
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    4 months ago

    All the comments are fun and games but they could’ve used aluminium which is way cheaper. It’s nothing more than a marketing gimmick.

      • Zeoic@lemmy.world
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        4 months ago

        How is aluminum non-conductive? It’s literally used as a lighter and cheaper alternative to copper in wires

        • KillingTimeItself@lemmy.dbzer0.com
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          4 months ago

          to my knowledge, the only place they use aluminum as a conductor is in overhead external transmission lines, because you can wrap them around a steel or fiberglass/carbon fiber core (due to the skin effect this incurs minimal losses) while increasing strength and reducing weight (with the composites at least)

          the secondary reason is because you can just use more aluminum, since it’s not nearly as dense as copper, and also allows you to string farther, since again, not nearly as dense.

          most aluminum wiring is actually cladded in copper, it’s called CCA for what should be fairly obvious reasons.

          Also i believe the oxide coating of aluminum isn’t conductive? The bare material itself is, but once it oxidizes it’s probably not a good conductor, this is why we use shit like gold plated contacts. Copper also oxidizes as well, but it’s not nearly as bad.

    • Draconic NEO@lemmy.world
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      4 months ago

      Doesn’t the steam deck use micro SD cards, I don’t think that these full-sized ones are going to be much help for those guys. Unless of course they come out with stainless steel micro SD cards but that doesn’t seem likely for obvious reasons.

  • sploosh@lemmy.world
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    4 months ago

    I feel like dealing with SD cards’ inevitable demise is more important than armoring them. What good is a stainless SD card that no longer functions after 2 years of use?

    • Draconic NEO@lemmy.world
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      4 months ago

      Well considering that most of the SD cards I’ve had always died from foul play or physical destruction of some kind I think that armoring them is not without merit.

      Obviously like all solid state media they do wear out over time, and their wear leveling isn’t as good as an SSD which has a much more sophisticated controller with much more sophisticated wear leveling management.

    • cm0002@lemmy.world
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      4 months ago

      What good is a stainless SD card

      Better thermal conductivity and in turn dissipation than plastic does tend to longer lasting flash chips, how much this change means in real world practice though remains to be seen

      Heat is a flash storage killer of all kinds

      • sploosh@lemmy.world
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        4 months ago

        It’s hard to believe that it would have taken 25 years for the many SD card builders out there to figure out that a heat spreader could solve the degradation problems.