If you go to Gelbooru you can find tens of thousands of examples of the term being used in a non-derogatory way. It's kind of celebrated. What's really gonna be the kicker is when edgy 15-year olds see the push to treat is as a slur, then start using it as one just to piss people off.
Not that it'll matter here, since between this and that 4-koma that decided to drive itself into the ground, it seems we're never actually going to top Prunus Girl.