I'm sorry I don't have sources to cite and this is completely anecdotal, but in the past it was fairly easy to ferret out Russian trolls based on their poor usage of English and lately I've seen many obvious russian troll posts on various news websites that seem to have now corrected that aspect
When I was in highschool in 1975 there was a guy with a fro who got testicular cancer and had to have one removed so we called him "one-hung fro"
he worked with me on the school paper- I had a weekly humor section and he would draw cartoons
One of our features was "Fung Gus" which was a...
I saw Black Sabbath and Yes at the LA Forum in 1971- I watched the Forum being built from the playground of Osage Elementary school when I was in the 4th grade. I think @doublejj was there too IIRC
When I was about 11 or 12 I was riding my bike when I wondered how many times I had to turn the pedals to make the wheel go around so I was looking down at my feet and the rear wheel while trying to count when I hit a parked car and hit my nuts on the gooseneck so hard they bled.