!Friendica Support
I have found this workaround for Invidious. It generates and stores personalised authentication data.

• preferences_po_token
• preferences_visitor_data

Question for the experts: Would this be a variant to get Youtube running again in Friendica?

git.nadeko.net/Fijxu/invidious…

invidious

Invidious fork with features exclusive to inv.nadeko.net

^{nadeko.net Git Server}