Sounds great. But it should be in a standard, keeping this proprietary to nvidia means it will only be available on a limited number of monitors and cross-fing

Sounds great. But it should be in a standard, keeping this proprietary to nvidia means it will only be available on a limited number of monitors and cross-fingers AMD doesn't do their own version. Put it in the next HDMI spec (and the rev the spec fast, not another 2 years or so).