Normal
Or all of the vaccines, hormones and addictives and chemicals in foods and medicines, polluted water and air, WiFi, 4G and 5G signals, literally any and everything they have tampered with and corrupted. And I think it's not just more autism cases going up, but also more men with low sperm count, more women with fertility issues, more people with dementia, more biological / mental / medical / psychological oddities and issues with offspring in general, more people with cancer and other diseases, more people with autoimmune disorders, etc.