Oh noes... don't make me say it man, don't do it!... this isn't DFO... argh, I said it
Incidentally, if things are so easy to acquire and replace, why are YOU so interested in my loot?
But anyway, fix exploits as they appear, agreed.
What Jadzia is saying might be a good compromise though. Maybe find an equation that would use the random element but make it less possible for someone to fill up with useless stuff hoping to lessen the chances of losing the few useful things to bring home.
We've got physics experts working on this game... they can probably handle an equation or two