Sell and buy items/fluids/energy on the universal black market using trading chests/tanks/accumulators. You can now sell your overproduction and buy things that you don't want to craft by yourself. Now without the Space Age Dependency so you can bring the economy to Non-Space Age mods such as Pyanodons or Space Exploration.
Providing the player with new tools or adjusting the game interface, without fundamentally changing gameplay.