The next big thing after Digital Rights Management could be Attention Rights Management, or technologies to ensure that users of advertising-supported services not only see the ads but pay attention to them. Already, Microsoft have applied for a patent on a technology for enforcing the payment of attention, using CAPTCHA-style tests and face-recognition cameras. Perhaps we can expect to see this as part of the DRM layer in the version of Windows that follows Vista, opening further opportunities for premium content consumption?

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