Generate solar power, store it, move it around. No machines, no tech tree.
Solar panels in multiple tiers. Output scales with sky light, zero at night. Adjacent panels feed each other. Batteries in multiple tiers, with a charge gauge on every side. Cables that auto-connect, in all 16 dye colours. Input/Output nodes that only pull or push through one face. Wrench to cut or restore single connections. HUD showing storage, production and output of the block you look at.
