[spaceheretostay]

How does it sound fake? It sounds lovely to me, especially much of the Chopin+pop piece sampled in the article.

[tunesmith]

Lack of narrative. It's less disturbing if you're in the mode of listening to background music, but for active listening, classical music is so much richer.

[isolli]

I believe they selected some of the best-sounding pieces. Playing with their tool (which is a lot of fun) is more hit-and-miss: some interesting results, but also some slightly unpleasant music.