What is the positive significance of street graffiti?

Graffiti rose in the 1970s and was also the starting point of street painting. Street painting, which appeared later than graffiti, also includes different forms: graffiti, template graffiti, poster pasting graffiti, calligraphy graffiti, mosaic graffiti and so on. So what is the positive significance of street graffiti?

1, in order to express and vent the desire to doodle.

In the past 40 years, many artists have infiltrated into the same culture, left their marks and created street painting, which is a movement that shocked the world.

Originated in 1970s and 1980s, graffiti at that time refers to colorful pictures painted on the wall with spray paint, which we call "old school".

This is an introduction to the positive significance of street graffiti.