Sadly it’s unavailable while it is being re-worked, but I am really hoping it turns out to be good. It’s not all too hard to find a cheap or free used/refurb PC that’s good enough to play video on a TV

https://plasma-bigscreen.org/get/

I hate it. I think a lot of devs who write cross-platform open-source software just use the %userprofile% automatic env variable to dump dotfiles in Windows since it can basically directly replace $HOME. In my opinion using something like %localappdata% is definitely preferred.