You know, societies had great pseudo-scientific movements before FB and Twitter. Eugenics was gigantic for decades in the early 20th Century, ending up being a

You know, societies had great pseudo-scientific movements before FB and Twitter. Eugenics was gigantic for decades in the early 20th Century, ending up being a big feeder into fascist ideologies. Chiropraxy started out of nothing in 1895 and now (and well before FB), you can find chiropractors everywhere. Homeopathy was pretty conclusively debunked in the 19th Century and that didn't stop it from being commonly available today (and in the 90's, well before social media).