He has never advocated abusing women. Nugent is a positive role model for today's youth. Stewart fails to understand the difference between speech and conduct. Eminem is free to sing about anything he wishes. When he abuses his wife, he should be arrested and prosecuted.
Artists have a free speech right to record and distribute their work.
As a consumer, I have a liberty interest and free speech right to determine whether or not to purchase that product, free of governmental censorship. Libertarians oppose the government's forcing taxpayers at gunpoint to fund education, art or religion. All schools should be private. Then schools would be free to post any document they choose. Being a theocrat, I doubt it.