These days, kids identify them by the aspect ratio.

    • Hazdaz@lemmy.world
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      11 months ago

      Radio vs TV for Boomers

      B&W vs Color for Gen X

      SD vs HD would be Millenials

      4K vs HD for Zoomers

      • drz@lemmy.ca
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        11 months ago

        I’m a millennial and I can’t really tell the difference between SD and HD. Do you mean like when YouTube switches to 360p instead of 1080?