He spent most of the 2000s in Argentina and Spain , though he still occasionally plays in the United States .
Known for his highly original harmonic and stylistic concepts , Klein has garnered much respect from the jazz community , but little commercial success .
Klein spent most of the 2000s in Argentina and Spain , though Klein still occasionally plays in the United States .
Known for his highly original harmonic and stylistic concepts , Klein has garnered much respect from the jazz community , but little commercial success .