I don’t know why I keep giving away such great ideas, but…
- Register the domain above; amazingly enough, it’s still available!
- Collect the most dreary desktop wallpaper in the world & post it there. Allow your users to submit their dreary wallpaper.
- Realize that there are lots of crazy people out there, so limit the wallpaper to dreary but not violent or offensive.
- [step omitted]