Repeating this for the 10th time here, imagine yourself driving on the motorway at 70+mph with your hand holding a joystick console and you unexpectedly sneeze .... fill in the blanks for what happens next. Or imagine holding a joystick and having to brake suddenly.
Morale of the story - don't give up on proven fundamentals just to be different unless there is a sound technical advantage to it. The classic steering wheel, due to symmetry of design, position and hold, protects against sudden single sided movements thereby reducing the chances of transient movement feeding back into navigation controls.