I wonder if any of this code is still used in Windows 10, as that would make it ... term contracts to provide support for entities using XP hardware.

Windows XP use has rumbled on far longer than Microsoft would've wanted (original termination was scheduled for January 2008) thanks to poor reception of Windows Vista. And now Microsoft has caved ...

The client version of Windows superseding Windows 2000 and prior to Windows Vista. Introduced in 2001, XP was a major upgrade with many changes to the user interface. In 2020, it was estimated ...