Related Clues:
- Sooty stuff
- Larry Flynt's stock-in-trade
- Files downloaded to a hidden folder, perhaps
- X-rated material
- Filthy material
- Maize blight
- Censors go after it
- Target of obscenity laws
- Gross income source?
- Racy reading
- Offensive lines?
- Net Nanny no-no
- A lot of online content
- It's NSFW material (unless your store sells it)
- Carbon black