I’m glad you appreciated the concept. as far I looked into it, Godot does not align exactly with the axis in 3D, not sure but I’ll look into it!
The map disappearing was a technical decision, otherwise it would be expensive on resources, I do have solution on the back burner. You can press start to restart.
For the music did think about it, and my conclusion for the jam was that you could start your own music, sorta like choosing your playlist before an actual road trip. But I like the idea of having a radio and would be very open to promote artists within my game!