“Still crazy after all these years… – They had to meet each other, it’s finally done. The two veterans of “Impulse!”, Archie Shepp and Joachim Kühn, meet again in Frankfurt for a brilliant duo. On the one hand, the African-American, who with the complex sound of his saxophone makes the painful stories of his people vibrate in the background, on the other hand, the pianist from Old Europe, who combines Johann Sebastian Bach with free jazz: they interpret standards as well as their own compositions, with a tenor saxophone playing whose oscillation between a blazing address to the beyond and an interpellation of the senses, between the cantilena and the cry, is an art of sound among the most analyzed in the history of jazz.