By "legal circumvention", he refers to the the practice of circumventing Data Rights Management (DRM) for legal purposes such as making personal backup copies, educational uses, and other Fair Use practices. The RIAA is against it because they know that all it takes is one user with a DRM-free copy to post a song online for it to be shared everywhere in the world."The RIAA is like the Prohibitionists of old. In their view, the law cannot allow for something completely reasonable such as legal circumvention because it could be abused. Millions of people are thereby punished. Yet this is not how a civil society typically functions. Life is full of potentially dangerous products, services, and ideas. It's up to individuals to take responsibility for their actions, because we all know that catering to the lowest common denominator does not give birth to a free society, let alone an intelligent one. Yet the RIAA will stop at nothing to make sure that you and I never have the chance to make such decisions for ourselves.
JeremyDuffy writes "This is probably the best summary of who the RIAA is and what they stand for that I've ever heard: