A Roboport that stays floating on your factory. It does not take up space from your factory.
Mods introducing new content into the game.
Augmented or new ways of transporting materials - belts, inserters, pipes!
Idk, does it happen with other mods...
http://linkme.ufanet.ru/images/57720a346663d520eb94b9ffb6d87fae.png
