Each release of Debian has a shiny new theme, which is visible on the boot screen, the login screen and, most prominently, on the desktop wallpaper.
Debian plans to release Stretch next year. As ever, we need your help in creating its theme! You have the opportunity to design a theme that will inspire thousands of people while working in their Debian systems.
They might be people working in exciting NASA missions:
Or DYI users who decided to make a matching keyboard:
If you're interested, please take a look at https://wiki.debian.org/DebianDesktop/Artwork/Stretch