Simplicity: Gloriously simple, but not too simple.
Fun: Not too fun. Feels like you just inconviently control an uncooperative bug that moves slowly.
Creativity: A gloriously creative idea.
Visuals: HECKIN AMAZING!
Sound: Not too noteworthy (unintentional pun), but still good.
On Topic: It feel like you control the AI, not cooperate with it.