Multiple levels, such as level 365 and level 1863, have been changed completely or pretty much deleted. I remember level 365 being a level about trying to survive for a whole year between 0 A.D to the modern times. But then it got changed to a level description that was completely different before pretty much being deleted. For level 1863, I remember it being about an infinite Civil War battlefield but now it had completely changed. Can anyone tell me why those levels just completely changed from their original description to something completely unrelated?