not to mention the fact that you have to actually beat demo 5 for the game to register that you evacuated all ten. so if you never decided to spend time evacuating civilians or your game was bugged. which happened to a surprising amount of people from what ive seen personally, beat demo 5 and then look at the badge page to see what you may have missed, you realize that you now have to spend 4 hours on another save just to get the badge