well as lightning uk said his dev tools dont support x64 and might not for some time. hopefully when it does there could be a possibility of a x64 version, but alas, only timme will tell.
my bet is that by 2015 there wont be anymore x86 apps being written for consumers and it will become an enthusiast hobby if anything. by that time the corporate world will have gained a better understanding of program architecture and 128bit processors in servers will be the next big thing
128bit uses
I believe this is the processor to take us there eventually Itanium
now, this is all great on the technological advances side of things and is completely unrelated to IMG in anyway and will probably never be useful for creating normal cds and dvds. Though, next gen OD's such as Blueray and HD dvds might benefit from this as more instructions will be capable of being processed and executed in a lesser time frame. now if only the hardware can catch up to our theorys...