Yoooo godot gang! I just noticed there was a discussion board here. We are also doing 6 Mesh3d planes so we can assign an image (or video!) to each surface. Godot has been working smoothly for us. The only roadblock so far has been splitting up the index.pck file for web exports into smaller chunks and then loading them (only a problem if it's > 200mb). It is possible, but feels like a hack