I would think you could go a long way with just creating an ESP style game: https://en.wikipedia.org/wiki/ESP_game https://en.wikipedia.org/wiki/ESP_game In th

I would think you could go a long way with just creating an ESP style game: https://en.wikipedia.org/wiki/ESP_game https://en.wikipedia.org/wiki/ESP_game In this talk, the creator also goes into how they created a version to actually locate the key points in the image: https://www.youtube.com/watch?v=tx082gDwGcM https://www.youtube.com/watch?v=tx082gDwGcM