SAN FRANCISCO--(BUSINESS WIRE)--StubHub, the world’s largest ticket marketplace, today launched a new version of the StubHub Music iOS app that will now give users the ability to sync the app with their Spotify libraries for an even more robust and increasingly personalized list of upcoming concerts featuring their favorite artists and venues. With more than 100,000 live event listings on any given day, initially based on users’ iTunes music libraries, StubHub Music with the added Spotify sync