The rock 'n' rollers had a tradition of sharing, as long as nobody made any money. You could -- concert recordings, it's not the commercial recordings, but concert recordings, started by the Grateful Dead.
他们有着分享的传统 只要你不因此获利。你可以 音乐会的录音，不是商业用途 只是演唱会的现场录音，这是由“Grateful Deal”乐队率先开始的