U should add a night/day cycle like you did in the halloween update, and even a realistic weather one. The day/night cycle could be every 15 minutes, and for the weather you could make an algorithm that makes rain, snow, storm casually. I guess it is not easy to make, but it would make car crusher …

A day and night cycle, like said above, is on the Trello Weather has been suggested before here, so I’ll be merging it into here (plus natural Weather Conditions