Conversation so far:
What was Anton Rubinstein's family like?
Anton Rubinstein was born to Jewish parents in the village of Vikhvatinets in the Podolia Governorate, Russian Empire, on the Dniestr River, about 150 kilometres northwest of Odessa.
Where did Anton Rubinstein go to school?
Anton Rubinstein sought unsuccessfully to enroll at the Paris Conservatoire
What were Anton Rubinstein's early experiences with music?
Anton Rubinstein's mother, a competent musician, began giving him piano lessons at five
Did Anton Rubinstein have other teachers besides his mother, a competent musician?
the teacher Alexander Villoing heard and accepted Anton Rubinstein as a non-paying student.
Did Anton Rubinstein do well as a student of the teacher Alexander Villoing?
Anton Rubinstein made his first public appearance at a charity benefit concert at the age of nine.

Question: Are there any other interesting aspects about this article?
Self-contained rewrite: Are there any other interesting aspects about this Anton Rubinstein article on his early life and education aside from when Rubinstein made his first public appearance at a charity benefit concert at the age of nine?