Jazz is harder to play than classical.
Yeah OK - get real
Regarding the stuff about individual technique, just imagine the hypothetical situation where Thelonius Monk has to give a piano lesson to Arturo Benedetti Michelangeli - or vice versa
To say one thing about this topic title. I would love to know how we define 'self taught'.Surely that precludes any teaching what so ever,?Alan
What is the best autodidact pianist you ever heard?
Without question, Busoni.koji