Making Surface worlds is complicated... Talking with some of the guys on the design team we had a wish list item that we really felt needed working out to make the game better. Originally the episode generator when it came to surface missions were only one offs. That is you could only visit one surface spot once, This was due to how I initially wrote the randomly generated level creation, But after several long discussions we decided that I could do a whole lot more if we could load and save...…