Some stuff you just know without being able to express it adequately. I hate badly designed copy-protection schemes, but I couldn’t find the right arguments to make my case without being ‘against’ artist. And then someone better informed comes along and sums it all up in a well-thought and clear presentation. That’s what happened with this speech on DRM (Digital Rights Management) by Cory Doctorow at Microsoft Research.
His five main points are:
“all DRM systems share a common vulnerability: they provide their attackers with ciphertext, the cipher and the key.” Public Key cryptography is not entirely done justice here, but brings with it a whole other truckload of problems: revocation, trust hierarchy, …
Great quote: “Remember Schneier’s Law? Anyone can come up with a security system so clever that he can’t see its flaws.” and on DVD regions: “There’s no copyright here or in anywhere I know of that says that an author should be able to control where you enjoy her creative works, once you’ve paid for them. “
“DRM is the software equivalent of (…) closed hardware interfaces”
“Tech gives us bigger pies that more artists can get a bite out of. “
“Like millions of other Microsoft customers, I want a player that plays anything I throw at it, and I think that you are just the company to give it to me. “