Earlier quoted context omitted.
That poster was just trying to be inclusive, not trivialize. You are still part of a society composed of other humans. I think less division and more inclusivity in spite of differences is a good place to be, while still acknowledging the struggles / addressing problems of minorities without making them “special” aka outcasts. Ultimately, you choose how you react to something. You can choose to be offended and look a…
Would you tell a war veteran you understand them because you don't like loud noises? An amputee that you comprehend their pain because your knees feel old? Those are obviously not acceptable, and incredibly insensitive things to state. That is what this attempt at inclusivity does.
It's called a spectrum because there's a range. Some people are further out on the spectrum than others. Some people are autistic in one way but not another. One form of autism might be absolute pitch (distinct from perfect pitch in that you can hear semi-tones; Jacob Collier has this but might not choose to describe it as autism). It is a spectrum.
My point was that we are all somewhere on the spectrum. I don't pretend to be able to identify with anyone else's mental state, all I can narrate are my projections and the projections I receive back from others.