tl;dr - This term that folk use to talk about their experience in a way that prioritises lived experience over medicalisation is problematic because it doesn't talk about their experiences through the lens of medicalisation
I was diagnosed in my 30s, after my kid got diagnosed. I didn't magically become neurodiverse when I got a diagnosis, and it didn't change my life in any meaningful way, yet the authors of that article would claim that there is some fundamental difference between the version of me that didn't have a diagnosis and the version of me that does