Rockit

The scratch arrives before anything else fully registers — a sound from outside music's conventional vocabulary, a vinyl record being manipulated by hand into something rhythmic and percussive and deliberately disorienting. Hancock made this piece with the help of Bill Laswell and Material, and the collaboration shows in how thoroughly it dismantles jazz's hierarchies: there is no soloistic foreground, no harmonic progression to follow, no melody in the traditional sense. Instead, the track operates as a series of interlocking textures — synthesizer stabs, robotic vocal fragments, turntable manipulation by Grand Mixer DXT, and a drum machine pulse that strips away any warmth or swing the rhythm might have carried. The emotional register is cool to the point of clinical, yet there is something playful underneath the austerity, the sense of musicians genuinely delighted by the destruction they are committing against their own aesthetic assumptions. This won a Grammy in 1984 and introduced hip-hop turntablism to an audience that had never encountered it, which makes it a genuinely historical document as much as a listening experience. What is remarkable in retrospect is how prescient it was: everything in this track — the deconstructed rhythm, the non-melodic center, the collage-based construction — would become standard tools for electronic producers in the following decades. It sounds less like jazz and more like the future arriving at a point when the future still felt genuinely strange.