Use of driving, motoric rhythms that reflect the "machine-like" energy often found in Soviet music .
It usually begins with the sound. You hear it on a Spotify playlist titled "Virtuoso Encores" or perhaps from a fellow student in a practice room. It is Etude No. 5 in A-flat Major .
: In many editions, it is titled "Ivan is Very Busy" (or "Ivan is Busy"), reflecting Khachaturian's habit of giving his pedagogical works character-driven names to engage younger players. Khachaturian Etude No. 5 Sheet Music | PDF - Scribd