You've just given me a chance to state my favorite QA for the nth time on PW.
Q- Why does a dog lick its testes?
A- Because it can.
Apart from that, there's this legend which goes with superior products. You can tune a Civic to go faster than a 911, but that wouldn't make 911 owners buy a Civic.
And then there is that typical Leica bokeh which rarely comes out from any other camera.