Shubertmaniac..."Inventive" is great, but the real skill is to be inventive within the structure of some rule set...in the case of music, melody, harmony, and rhythm. A random collection of notes, or some obscure musical algorithm, just does not turn me on. Maybe it does you.
By the way I'm sure you didn't mean to imply that Mozart was not inventive. He is most famous for ability to weave a simple theme into a tapestry of variations and developments.
By the way I'm sure you didn't mean to imply that Mozart was not inventive. He is most famous for ability to weave a simple theme into a tapestry of variations and developments.