I have a game with 180000 active entities and have run into this limit too. It looks like a contradicting goal to have a large base and not have so many active entities. In the debug (f4, f5) there is show-active-state, and I am guessing every entities that does not have a red circle on it are activ...

In real life, solar panels don't generate heat, they turn light into electricity.
To go from solar to heat, a mirror has to be used.
The realism of the game is not perfect and I don't think this mod would help in this regard.

The head of the player avatar just scans left and right.
Have the head of the player follow the mouse.

Is it possible to map this "Only one map", 2^32, if I keep on going in one direction, what kind of computer hardware would best support such a quest the longest?