Your comment implies you're either in Germany or the US, and since you said "SFW", I inferred you're in the US.
Either way, freedom of speech doesn't automatically make all allowed speech into SFW speech.
Either way, freedom of speech doesn't automatically make all allowed speech into SFW speech.
In my country and my working environment there'd be no risk for me whatsoever.
Why is it that much NSFW to read an article that describes the technical merits of a game where the player kills Nazis?