Bug
Description: If you have 2 printer that can have upgrades next to each other or on top of each other, You don't have to buy 2 printer upgrades for each printer. For example, I have a Multi and a Cheap printer. If i place them next or on top of each other you can buy 1 printer Fail safe and have it go to both. The same with the storage upgrade, Overclock, and the battery.
How to reproduce: Spawn two printers that can be upgraded and place them on top or beside each other. Then spawn in upgrades.
Priority: low