The text discusses the evolution and impact of graffiti as an art form, particularly through the concept of 'trasgraffiti' introduced by Canadian artist Louis Pierre Boivin. He highlights how graffiti techniques have subtly influenced contemporary art, distinguishing it from urban art exemplified by artists like Banksy. The article also addresses the cultural significance of graffiti, its perception in society, and the upcoming debate on trasgraffiti in Barcelona, featuring various artists. Teljes cikk (Euronews.com)