For a while I would work as a coder during the day, and in the evening I would work in the mines, for my son. "Dad we need more iron ore. Dad, make sure the furnaces have coal in them." Eventually my kid worked out that you can build generators, effectively coding it in MC bricks and providing infinite resources. Probably the first time he's coded something, he just doesn't know it. This made my evenings a bit less m…
Iron is probably the easiest mineral to get. Even a small iron farm on the starting chunks, will get you hundreds of bars per hour, as it never stops working there, even if you're away. Carts are great to distribute materials around or to collect them, not to just carry them around.