I don't think there is any reason to suspect that over a hundred other causes: Radiation from cell phones Increased screen time for children More pesticides

I don't think there is any reason to suspect that over a hundred other causes: Radiation from cell phones Increased screen time for children More pesticides in our diets The fact that we have to think about a greater variety of things through the course of a day has caused our brains to structure themselves for better context-switching at the expense of a little bit of focus et cetera