@StarkRavingCalm No harm in 6.0? I agree. Maybe even a little earlier. ;)- Hwoo (@hwoome) March 28, 2014
While it's not a confirmation by any means, the tweet came from a game designer, which suggests at the very least that the issue is not off the table for discussion as previously thought. Whether or not we'll see Spirits lose their BoP status is still up in the air, though -- so I wouldn't worry about stockpiling the items for now.