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- Get ride of the Prelude. The constant switching of level for players is both very unconfortable (I felt like I wanted to vomit) and confusing as you don't understand why the level changed. I recommend you update the demo executable ASAP as most probably run away very quickly. - Win condition for each level need to be clearly stated: survive for X seconds, kill them all... - Reward the player (score?) for saving all the ships, and clearly congratulate for that on score page. - The boss level is no...

wtf is this.... Did you even try it?