4 ms·

Pretty sure they have. It's just been broken long ago. https://en.wikipedia.org/wiki/DeCSS https://en.wikipedia.org/wiki/DeCSS

• cubefox 2y ago
  I thought this form of copy protection doesn't count as DRM. Not sure on the definition of DRM though.
  • Symbiote 2y ago
    The Wikipedia article would tell you.
    • cubefox 2y ago
      It didn't
  • freeAgent 2y ago
    It is DRM, it was just cracked a long time ago and they couldn’t apply a fix since the discs and players aren’t internet-connected or meant to be patched.