Basically just the title. With DVDs getting tossed to the wind it made me wonder when will blu-rays go? I’m gonna miss bloopers and extra scenes

  • prole@sh.itjust.works
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    8 months ago

    The concept of vinyl still blows my mind… The fact that you can recreate every possible combination of sounds and etch it in grooves on a thin piece of plastic, then you can drag a needle across those grooves to hear the sound combinations again…

    How does a person even create something like that? It’s mind blowing.

    • Saigonauticon@voltage.vn
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      8 months ago

      I think it was done with wax cylinders first, somewhat earlier! So at least for vinyl, there was strong technological precedent.

      In the early days, it was quite a simple device! Sort of a cone to focus sound waves, with a membrane at the end attached to an engraver that carves wax. I bet it was quite hard to make those mechanical systems reliable, but I can sort of see how someone goes from “sound is a pressure wave in air” to that device!