Xbox is a sixth generation era video game console produced by Microsoft.
Xbox is the predecessor to Microsoft's Xbox 360 console.
The Xbox 360 was the first home console to be released in the seventh generation of game consoles and competes against Sony's PlayStation 3 and Nintendo's Wii.
In February of 2003, planning for the Xenon software platform began, and was headed by Microsoft VP J Allard.
The end of OurColony came on May 12, 2005, with the release of a video where J Allard of Microsoft showed off the Xbox 360 console.
John Carmack stated at QuakeCon 2005 that the Xbox 360 has "the best development environment I've seen on a console".
Backward compatibility is achieved through software emulation of the original Xbox.
Microsoft has stated that they intend to release more emulation profiles as they become available, with a goal of making the entire Xbox library playable on the Xbox 360.