In today's modern era, this has become a way of self-expression. This has been spurred on by the liberality of modern society. If before nudity was deemed by society as inappropriate and improper, now it is something to be flaunted. In the guise of self-expression and the practice of human freedom, this has become a means of grabbing the public's attention. This is especially effective during protests and rallies. Instead of bringing placards and sign boards, the protesters would instead paint on themselves.
