Question: Why was Beethoven depicted as an obnoxious, rude and unlikable man in this movie? I read that in the real life he wasn't such a bad person.
Answer: It's a fictional version of Beethoven. Artistic license is used to enhance the drama by embellishing Beethoven's personality, likely to show his anger, frustration, and despondency over becoming deaf. Like many similar biographical movies, it is not meant to be an accurate portrait.
Question: What's the name of the first techno/dance song that's played in the masquerade ball scene?
Answer: 'Jump 2' by the Sunclub.
Answer: He means toy building blocks they use to play wirh.