If you see strict DRM and copy protection that threatens the preservation of history, fight it: copy the work, keep it safe, and eventually share it so it never disappears. Some people may think ill of your archival efforts now, but they’re on the wrong side of history: no one living 500 years from now will judge your infringing deeds harshly when they can load up an ancient program and see it for themselves.
Benj Edwards, as quoted in 16-bit Time Capsule: SNES Emulator Makes a Case for Software Preservation.
So basically, yet more reasons why intellectual property is bullshit and dangerous. By the by, if you’re into retro gaming, check out EmuParadise.me. I found it the other day and it’s done gloriously awful things to my productivity. :)