Why settle for one pumpjack your entire run? Upgrade your oil fields with faster Mk2 and Mk3 pumpjacks, or keep them alive indefinitely with the low-depletion eco variant. Playing Space Age? Mine hydrocarbons from carbonic asteroids, synthesise them into synthetic crude on your platform, and ship it home to be refined — a full off-world oil supply chain for when the ground runs dry.
Mods introducing new content into the game.