User blog comment:Christian Wilson/Inv. Stacking glitch/@comment-4583259-20111125171200/@comment-4577281-20111125181017

Well mine is definitly not adding its multiplying i had a stack of 42100 n put it together wit another n it made it 84200 n kept going up times 2! I didnt think of looking how much it wz exactly increaseing by until i got into the higher numbers n the above example actually happened with those exact numbers