If you don't agree with what is being said you can edit, as long as you can back up your proof.
There was only 16 squadrons of RAF fighters that used 100 octane during the BoB. The Fw190A could not fly with the outer cannon removed. There was no Fw190A-8s flying with the JGs in 1945.
And then the next person along can edit it with their "proof" and so on....
"In the vast library of socialist books, there’s not a single volume on how to create wealth, only how to take and “redistribute” it.” - David Horowitz
As long as you realize how wiki works its a great tool. All information sources are subject to poor edits ...now the process just moves faster. It's like TV or radio news ...don't believe it all and "if it sounds off....it probably is "