Hm... Could be I'm misremembering. But I was certain I was using it right up until 6.0.....

Either way, it needs to be, for sure. I'm often less concerned about what I can make with [item], I just want to know whether or not I can make [item] myself (and thus can vendor it and reacquire later) or if it's somehow special and I ought to hold onto it (or sell for an appropriate profit).