gamespot has posted an article from Phil Spencer's Giant Bomb's E3 Day One podcast, discussing how they're running xbox360 games on their xbox one console:



"Millions of people made investments in 360 content," he said. "We thought the right thing to do was to make that content go forward, but we didn't know [how difficult it would be]."

"[Emulation] is hard," admitted Spencer, explaining that the company was dealing with having to harmonise PowerPC architecture with x86.

"The approach that we've taken is to actually emulate the full Xbox 360 hardware layer. So the [operating system] for the 360 is actually running when you run the game," Spencer explained.


Read full article here.