Usage make init make download Todo 檢查歌曲是否存在,若否則下載 單曲跟播放清單可以分開執行下載 指定單曲下載 References https://askubuntu.com/questions/564567/how-to-download-playlist-from-youtube-dl https://github.com/tldr-pages/tldr/blob/master/pages/common/youtube-dl.md https://shapeshed.com/unix-xargs/