youtube-dl -f bestvideo[ext=mp4]+bestaudio[ext=m4a] -o "XBox One Story by Tony Chen.mp4" https://www.youtube.com/watch?v=U7VwtOrwceo
start "" "XBox One Story by Tony Chen.mp4"
Just a friendly reminder to everyone, don't copy and paste commands into the terminal. There could be invisible characters that can execute unwanted operations.
fish shell gets around this nicely it appears; no commands are run until you explicitly hit enter (so you see the nefarious extra hidden commands before they're ran), even with the newline chars it seems to understand you're pasting a block
Actually automatically it selects it wrong. If formal quality parameter is the same it chooses by bitrate, so it very often and in this case too goes for AAC audio and VP9 video, which happens just because of the properties of the codecs.