Short answers, pulled from the story.
The Xbox One launched on the 22nd of November 2013 in North America, parts of Europe, Australia, and South America. It reached Japan, China, and additional European markets in September 2014. It was the first Xbox console released in China, specifically in the Shanghai Free-Trade Zone.
Microsoft reversed its Xbox One digital rights management policy on the 19th of June 2013 in direct response to overwhelmingly negative consumer and media reaction. The original policy would have required a 24-hour internet connection to play games and restricted the resale and lending of physical game discs. Xbox One chief product officer Marc Whitten stated that the family sharing features removed as a consequence of the reversal might return in the future but could not be implemented at launch.
In June 2023, Microsoft disclosed that 58 million or more Xbox One consoles had been shipped worldwide. Most industry analysts estimated lifetime sales at around 50 to 51 million units. The last official Microsoft sales figure was 10 million units as of November 2014, after which the company stopped publishing sales data.
The Xbox One uses an AMD Jaguar Accelerated Processing Unit with eight x86-64 cores clocked at 1.75 GHz and 8 GB of DDR3 RAM. Its graphics processor is based on AMD's GCN architecture with 768 cores running at 853 MHz, delivering an estimated 1.31 TFLOPS. An additional 32 MB of embedded static RAM provides a memory bandwidth of up to 109 GB/s.
Kinect for Xbox One was officially discontinued on the 25th of October 2017. Microsoft had already begun phasing it out by June 2014, when it introduced Xbox One bundles without the Kinect sensor. The Xbox One S removed the dedicated Kinect port entirely, requiring a separate USB adapter for existing owners.
Xbox 360 backward compatibility on Xbox One used a software emulator called Fission, which launched publicly with 104 supported titles. Original Xbox backward compatibility used a separate emulator called Fusion, led by software engineer Spencer Perreault and announced in June 2017. Microsoft added its final batch of 76 titles to the program on the 15th of November 2021, as part of the 20th anniversary of the Xbox, citing licensing, legal, and technical constraints as the reasons no further additions were possible.