This is also the coolest thing you can do for a rooted webOS tv:

https://github.com/satgit62/How-to-Install-and-set-up-Ambili...

doesn't need to go through another device to capture the HDMI, it's built right in!

Second-coolest has got to be https://repo.webosbrew.org/apps/org.webosbrew.custom-screens... ("Bouncing DVD logo" screensaver)

I had a spare pair of Hue lights that I mounted behind my Android TV. Bummer I can't use Hue Sync on built-in streaming apps.

Only time they get used is when I'm playing Fortnite. I had Huenicorn set up for NixOS, but I haven't bothered trying again in SteamOS.