It's hard to get them to stick to a building task. I set them for one thing and they go off to "Maintain" something already built.
The laughter of the kids is obnoxious and gives me a headache. I know it's the same sound effect from the other games but something about this one is really painful.
Being able to play in windowed mode so I could keep the game running while I go watch YouTube videos or reply to tweets while easily checking to see if there's been an earthquake lately.
Some way to craft magic and air. It takes forever for air and cracks to show up.
Something that has annoyed me since the first game - nursing mothers should be able to do limited work. At the very least I should be able to set them to research. In the real world nursing moms work. There's no reason they can't in the games.