I'm pretty sure even the most tech-savvy users make this mistake from time to time. I certainly do. This happens often enough, there's an entry in youtube-dl F

I'm pretty sure even the most tech-savvy users make this mistake from time to time. I certainly do. This happens often enough, there's an entry in youtube-dl FAQ about it: https://github.com/ytdl-org/youtube-dl#video-url-contains-an-ampersand-and-im-getting-some-strange-output-1-2839-or-v-is-not-recognized-as-an-internal-or-external-command https://github.com/ytdl-org/youtube-dl#video-url-contains-an... (They advice to add single quotes around the URL, which as you now know, is not necessarily sufficient.)