One of my finest achievements in life was writing an entire wikipedia page for a fake african country that supposedly died off due to mass deforestation by greek colonists. This was before wikipedia had such high standards, so people actually argued about its validity for months before my friend ruined it by trying to make the page funnier, which tipped everyone off.

My only other long term edits were one from that same era where I made myself Bill Cosby's younger brother, and one where I (legitimately) pointed out that the man in the header was using the device in question incorrectly by the standards of the article. Instead of changing the photo, they changed the article...