HD-DVD has been officialy dead since a month or so, so now we’ll have to start focussing on Blu-Ray.
Netblender has created a SDK-kit for developers called BD Touch.
Now what does this do ?
The app let’s you pair your iPhone or iPod Touch with any Blu-ray disc player that has BD live functionality ( every Blu-ray player that’s pretty recent :) including your PS3).

The app gives you remote control possibilities on your iPhone, » Blu-Ray content on your iPhone with BD Touch