Yes, confirmed it now works again on Firefox Mobile. Today was the day where they switched over the domain, so I guess that makes sense.

Can you eat this?

I have no idea why open source projects would want to use illustrations with this big tech corporate artstyle in their apps and documetation pages.

They seem to get them from https://undraw.co

Deej-Ai is pretty cool. It uses a model based on scraped Spotify data and can automatically generate playlists. https://deej-ai.online

Plus how would you want to exploit a F-Droid SQL injection vulnerability in the search bar?

AFAIK you cannot trigger searches using URLs, so the user would have to type/paste the SQL into the search field themselves to mess up their database.

Nah, a private instance works fine. Public instances see a lot more traffic and if they use their public IP address for accesing YouTube it is trivial for YT to ban them. If you want to host a public instance, you should use a proxy or VPN for all the YT traffic so yo can easily change the IP address.