> I wonder if “trigger warning” has been labeled offensive because those doing the labeling have realized it’s become a joke
No, the discourse about the problematic nature of the “trigger warning” as a flag for advisories of potentially-offensive content and the way it (and some other related terminology adopted around the same time) was grounded in a misapplication of terminology and concepts surrounding PTSD in specific and trauma in general began very shortly after the term began popular and had nothing to do with the insensitive dismissal of what the term is a label for (in fact, it is largely diametrically opposed, which is why that the kind of people who dismiss the need for the concerns about content have embraced the misapplication of “trigger” that it involves for their own attacks.)
No, the discourse about the problematic nature of the “trigger warning” as a flag for advisories of potentially-offensive content and the way it (and some other related terminology adopted around the same time) was grounded in a misapplication of terminology and concepts surrounding PTSD in specific and trauma in general began very shortly after the term began popular and had nothing to do with the insensitive dismissal of what the term is a label for (in fact, it is largely diametrically opposed, which is why that the kind of people who dismiss the need for the concerns about content have embraced the misapplication of “trigger” that it involves for their own attacks.)