One interesting find :
>>> In a study published earlier this year in Proceedings of the National Academy of Sciences, researchers at Stanford University examined political polarization in the US and found that it was increasing far faster among the demographic groups least likely to use social media and the internet. “The 65-year-olds are polarizing more quickly than the younger age group, which is the opposite of what you’d expect if social media and the internet were the driver,” says Levi Boxell, the lead author of the study.