I believe we've come to the conclusion that this game should not have been verified in the first place, so videos not working is expected. closing as there are no other issues with the game from what I can tell.
One day I'll be able to get this shameful title out of my GitHub Issues list, but today is not that day :( Re-tested on experimental-bleeding-edge-9.0-139596-20241130-pd4deb0-w09af56-d218b67-v4f02ec and SteamOS Main 2024...