NEGATIVE STARS!!! You'll notice that they DO NOT respond to any criticism, except to say 'check the videos!'. However, all of those videos are outdated and irrelevant. They intentionally make the game so hard so that you have no choice but to spend money to pass the puzzles. Terrible, terrible game. I've been stuck on a puzzle for over a month, used all my coins and boosters and have nothing left, and still stuck