![a2_4am@mastodon.social on Twitter: "Several Infocom games have off-disk copy protection — code wheels, table lookups — so naturally those had to be removed for Pitch Dark. All hail qkumba for the Z-code a2_4am@mastodon.social on Twitter: "Several Infocom games have off-disk copy protection — code wheels, table lookups — so naturally those had to be removed for Pitch Dark. All hail qkumba for the Z-code](https://pbs.twimg.com/media/Da1X15BXcAARFQs.jpg)
a2_4am@mastodon.social on Twitter: "Several Infocom games have off-disk copy protection — code wheels, table lookups — so naturally those had to be removed for Pitch Dark. All hail qkumba for the Z-code
![DVD-Audio Copy Protection Defeated via WinDVD Software Hack - HighFidelityReview - Hi-Fi systems, DVD-Audio and SACD reviews DVD-Audio Copy Protection Defeated via WinDVD Software Hack - HighFidelityReview - Hi-Fi systems, DVD-Audio and SACD reviews](https://www.highfidelityreview.com/wp-content/uploads/2005/07/dvd-protection.jpg)
DVD-Audio Copy Protection Defeated via WinDVD Software Hack - HighFidelityReview - Hi-Fi systems, DVD-Audio and SACD reviews
![foone🏳️⚧️ on Twitter: "So a really neat feature of the Famicom Disk System was the copy protection, which was physical. See how some letters of NINTENDO are inset? There's matching tabs in foone🏳️⚧️ on Twitter: "So a really neat feature of the Famicom Disk System was the copy protection, which was physical. See how some letters of NINTENDO are inset? There's matching tabs in](https://pbs.twimg.com/media/DgAlf7xUwAEoVkY.jpg:large)