Build from branch per-stream-rewards @ b169b85. Swarm Transfer v2 (binary multi-source, per-piece verify, 4 Mbit/s/seeder, stop/resume + fast-start fixes), private DHT, per-stream 5-lane rewards (artist+node+discoverer+seeder+mini-node), secure wallet.transfer. APK = Android; ZIP = Windows x64 (unzip, run musicchain_player.exe).