Non veni pacem mittere, sed gladium.
In style and with a lot of nerve. The late test pilot and stunt pilot Frank Tallman, after flying one of these, paid tribute to German ace Max Immelmann, saying that any man who would do an Immelmann in an Eindecker deserved a Pour le Merite!
Hopefully that machine gun has been retrofitted with the interrupter device to prevent shooting off his own propeller.
Not retrofitted. The EI was the aircraft first fitted with Fokker's new(then) interruptor.