Postgraffitism

 This is a new art movement created by me today! It’s called Postgraffitism. We all know what graffiti is - a kind of street art, usually drawn on public walls. Postgraffitism is a new concept that encompasses all forms of graffiti art drawn on any surface other than public walls. As the first pioneer variant of Postgraffitism, let me introduce Virtual Postgraffitism. The concept is as illustrated below: Virtual postgraffitism is art on any digital picture.