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Cake day: November 4th, 2023

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  • That’s assuming raw PCM data, no compression (lossy or lossless) whatsoever.

    LDAC can do lossless redbook audio (16 bit 44.1 KHz) at 990kbps. All other modes are lossy.
    It’s probably doing something much like FLAC- lossy encoder + residual corrections to ensure you get the original waveform back out, but with less bandwidth than raw PCM.


  • Honestly the more I think about this the more I think that you are not only right, but putting all of our proverbial eggs in one basket with smartphones was a horrible horrible mistake. We have done too many trade-offs for convenience.

    Try to buy a digital camera today, pocket digital cameras basically aren’t made anymore. And even a mid-range pocket digital camera from the mid 2010s significantly outperforms a modern smartphone camera. It’s simple physics, bigger lens captures more light gives you a better picture.

    Try to listen to music. Almost all the digital music we are served up is lossy compressed for streaming. And then we feed it into Bluetooth headphones with even more lossy compression. The sound that actually goes in the ears sounds like crap and bears little resemblance to what the artist laid down on their master, but we’re all used to it so we think that’s what music is supposed to sound like. A late 1990s Discman has significantly better sound quality even with a cheap DAC.

    Try to do something online. A whole lot of new sites and services don’t even bother making a website, it’s just a promo to download their stupid privacy invading app. And if you want to do whatever you are doing on a real computer with a big screen, you’re SOL.

    And then there is the unintended effect on our kids. I have always been an advocate of mobile technology. But I am looking at the actual effect of growing up with smartphones and tablets, and the result is an awful lot of kids with attention spans measured in seconds rather than minutes. Kids who can edit video and insert images into a document with their eyes closed, but can barely write three coherent sentences.

    I have always been an advocate and user and enthusiast of smartphones and mobile technology. I buy this stuff, I use it, I recommend it to others.
    But I think maybe I was wrong. I think maybe we all were wrong.
    I look at the overall effect smartphones have on society, and I honestly can’t say the world is a better place as a result. We take crappy pictures, listen to crappy music, have crappy attention spans, but it’s all very convenient so we don’t care.

    I think maybe we were better off the other way. And maybe some of that inconvenience is a good thing, in the same way that having to do physical work is good exercise.