I'm guessing GP is referring to the introduction of Protected Media Path stuff in Vista, which broke some existing video players. It didn't break non-DRM videos

I'm guessing GP is referring to the introduction of Protected Media Path stuff in Vista, which broke some existing video players. It didn't break non-DRM videos though. https://en.wikipedia.org/wiki/Protected_Media_Path https://en.wikipedia.org/wiki/Protected_Media_Path