Interest
Proportion of Hacker News items mentioning "graffiti" over time.
Mentions
Total number of Hacker News items mentioning "graffiti" over time.
Graffiti is writing or drawings made on a wall or other surface, usually without permission and within public view. Graffiti ranges from simple written "monikers" to elaborate wall paintings, and has existed since ancient times, with examples dating back to ancient Egypt, ancient Greece, and the Roman Empire. Read more on Wikipedia