but it also pays to know what sources an author is using.
Just search engine. I provided my quick searches. As to where I read it/saw it/heard it years ago when this happened. Sorry I don't have perfect recall. Do you?
EDIT: I've also seen people discard sources because it is "I don't trust X", "I don't trust Y". To be honest I don't trust ANY source completely.
RE: The Algorithm did it... The Code is Law.