I've made a similar app at a local hackathon sponsored by Sabre: it would search your playlists on Spotify in order to identify your favorite artists. Then it w

I've made a similar app at a local hackathon sponsored by Sabre: it would search your playlists on Spotify in order to identify your favorite artists. Then it would match the artist presentation schedule and find the best place in the world to watch the artist's concert based on ticket price + travel expenses. Something like: "the best city to watch U2 is Buenos Aires in August - while there you can also visit the Recoleta neighborhood and ..."