Board Thread:Questions and Answers/@comment-67.2.209.225-20131216015823/@comment-23270394-20131221180432

The only purpose of the top left box is to show recipes. For example, if you place a Logistics HUD Glasses in that slot, it will overlay the crafting grid with ghost items where the parts are supposed to go, so you can leave that empty. Could you walk me through what you did that didn't work?