The Maus case provides an interesting contrast: while I agree the reaction was somewhat disproportionate, a dissenting view was still permissible within the "so

The Maus case provides an interesting contrast: while I agree the reaction was somewhat disproportionate, a dissenting view was still permissible within the "social Overton window". You might get looked at askance for saying "I don't think Maus is appropriate for schools", but you'd be unlikely to be ostracized or fired. The same can't be said for some other expressions of heterodoxy/heresy, past or present.