# --external-downloader also works for youtube-dl --external-downloader aria2c # workaround youtube throttle # mar 17 2022 if use this command download is very slow, not sure why #--throttled-rate 100K # player_client=android,web seems become default since 2021.07.21 version #--extractor-args youtube:player_client=android # manpage says yt-dlp use --sub-langs, youtube-dl use --sub-lang, but experiment shows yt-dlp also use --sub-lang --sub-lang zh-Hans,zh-CN,zh-Hant,zh-SG,zh-TW,zh-HK,en,en-US,en-GB # linux max filename length is 255 bytes, UTF-8 1 character max 4 bytes # aria2c will add about max 24 chars behind video name, for example: '.f616.mp4.part.frag.urls' # (255-24)/4=57 # testing youtube videos: EXF4g-2jOJo --trim-filenames 57