Keyboardist-composer Thomas Barth is one of those rare individuals who actually got to realize his dream in this lifetime. Seven Worlds is proof of that. Consider the long odds: Barth was living in Austria at the time he conceived of this project. As a classically trained pianist from Vienna who had also taken master classes with jazz greats Herbie Hancock and Joe Zawinul, he was more than up to the task musically. Plus, his understanding of marketing gave him an added tool …