A Cost Analysis of Windows Vista Content Protection
An interesting analysis of the costs (to end users) of protecting (media companies) intellectual property from their customers.This includes:
Disabling of Functionality
Decreased Playback Quality
Denial-of-Service via Driver/Device Revocation
Decreased System Reliability
Increased Hardware Costs
Unnecessary CPU Resource Consumption (to quote "In order to prevent active attacks, device drivers are required to poll the underlying hardware every 30ms for digital outputs and every 150 ms for analog ones to ensure that everything appears kosher. This means that even with nothing else happening in the system, a mass of assorted drivers has to wake up thirty times a second just to ensure that… nothing continues to happen (commenting on this mechanism, Leo Laporte in his Security Now podcast with Steve Gibson calls Vista “an operating system that is insanely paranoid”).
Unnecessary Device Resource Consumption
Read the entire article here.
Labels: Microsoft, News Article
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