Good question. A) IP - use a VPN. youtube-dl == browser B) Cookies - youtube-dl doesn't retain cookies, I presume. youtube-dl >= browser C) Fingerprinting -

Good question. A) IP - use a VPN. youtube-dl == browser B) Cookies - youtube-dl doesn't retain cookies, I presume. youtube-dl >= browser C) Fingerprinting - good question. I'd hope youtube-dl doesn't offer as many avenues. Can it identify you from one visit to the next? Beats me!