>>12863287The behaviour wasn't that common in the 90s. There might have been 1 kid in a class of 30 that these days we'd say "yep, aspie" or whatever.
These days it seems to be more like 1 in 5 or even 1 in 4? It really wasn't this widespread back as little as three decades ago, diagnosis or not.
The paracetamol theory is new, and it fits the timeline of the sudden explosion of autism. Whether that proves to be coincidence is yet to be determined.