Q: My mom still runs Windows XP on her ancient Gateway PC. She has a chunky monitor and the unit even has multiple floppy drives. It’s probably ready for the museum by now, but she’s happy with it.

Charles O'Rear is the photographer behind Bliss, the Windows XP image that went on to grace millions of desktops around the world. He discusses the iconic photo and how it will live on as XP fades ...

Though it’s now over a decade old, Windows XP remains installed on over a quarter of the world’s PCs, which makes it the second most popular operating system (Windows 7 takes the top slot). Despite ...