Except when you've already put productivity modules into the high yield parts of the chain (copper wire, electronic circuits, blue circuits) it ends up being about 1/3rd that - about 4 hours, or even as low as 2-3 hours if you've gone full stack productivity. Nothing really to a factory which is going to run for 30+ hours. It's all about economies of scalesiggboy wrote: The investment is fine, as long as you keep in mind that it takes ~15 HOURS to amortize with a perfect setup (i.e. including beacons and all); it's what Dave has determined in that other thread.
![Very Happy :D](./images/smilies/icon_e_biggrin.gif)