If some university had a course entitled "Lets make fun of all the silly things in Islam" - the media would give it more coverage than WW II.
Given that the guy got beaten up for what he did, apparently it isn't.
My point, which I think you will concede, is that people with religous views are routinely very often presented less than favorably in the media.
Here is an intelectual honesty question for you..
How often is the Christian Conservative presented as some dim-witted, inbred hick with bad teeth in popular culture...?
I trust if you think about it, you will have the agree that the "PC Police" are often utterly blind to the stereotyping they claim to be against when it is directed agaist folks they disagree with.
It's easy to stand up for free speech when you agree with the speaker. - less so when you don't.