like having multiple aliases in Wikipedia to make it look as if other people agree the patient on his website about Alan Turing is a nice example of how he goes on trying to these are like these are shots fired and he says I'm going to respond once and only once I have never claimed that I invented backpropagation David Romo hard invented it independently after other after other people in other fields had invented it it's true when you first published we did not know the history so he basically says okay we did forget decided when we