"Good improvisation communicates harmonic progression melodically. Effective melodies manipulate harmonic content through the use of guide tones and preparatory gravity notes, masterfully woven in systematic tension, release, and transparent harmonic definition."
For those of us who like our harmonic vocabulary structure varied and complex, the following video is a scream, especially for the student who has eviscerated the classic Cotrane classic. Giant Steps is a virtual rite of passage for any advanced student of jazz. The fast moving Bebop changes requires a thorough grasp and intuitive map of 'ii V7 I' in almost every key.
Unless you play it in this auto-tuned parody version.