Most insane displays of piano technique
Argerich playing the Prokofiev Toccata Yuja Wang playing Cziffra's Flight of the bumblebee Trifonov playing Liszt Transcendental Etudes Godowsky - Chopin Study Op. 10 No. 5 (Left Hand Alone! ) Ligeti - Study No. 13 "The Devil's Staircase"