Was it because there were so many princes in the Holy Roman Empire, and more princes meant more funding for music? Otherwise, what was the reason?
Ooh I asked a similar question before and I got an excellent answer from /u/caffarelli & /u/erus!
https://www.reddit.com/r/AskHistorians/comments/5y3vnl/pretty_much_all_the_famous_composers_in_the/