I envision a system somewhat like a hybrid of Proposal 3 and Proposal 4. In short, we don't currently have a GUI binding for right-clicking on an empty hotbar slot, right? So what about being able to right-click on an empty slot (or an existing blueprint) to bring up a selection dialog that lets you...

I can't fill two filtered slots with 200 repair packs because when there are already 195 repair packs in the wagon and my inserter picks 7, it stops Easy solution: Limit to 388 ;-) My preferred solution, and one that I think would be helpful in tons of situations in general, would be that whenever ...