It's very short and funny 😀
http://www.abyssandapex.com/200710-wikihistory.html
BoingBoing wrote:"Wikihistory" is a delightful science fiction short story by Desmond Warzel in the form of a series of messages posted to a time-travellers' forum -- it's basically a Wikipedia edit war, where the old hands have to keep on slapping down the noobs for killing Hitler:
http://www.abyssandapex.com/200710-wikihistory.html