>>533857676
they didn't
the most recent update added an optional heat system that lets you overclock your weapons, shields, and engines in exchange for generating heat that you must build a system to manage which complicates the design of your ships.
There's also new thermal weapons that use the new system.
I feel like it's a step towards to the devs realizing a similar system could apply to power distribution so I don't need 30 guys to carry batteries around.