I just expose my local machine to the internet, unsecured

I think you’re looking for overseerr/jellyseerr which does exactly that. Radarr/sonarr also have recommendations but it’s not as sophisticated

Why would Europeans care?

Because we have empathy and care about other human beings? I know this is tough for you to wrap around your neckbeard, but most of us humans have the ability to empathize with others