I was quickly salvaging all the junk i got from act 3 inferno, when a random blue quiver gave me a firey brimstone. It even said in chat that the quiver is what gave me the item, so yes, Im sure i didnt just accidentally salvage my helm of command. I should have screen shotted as proof, but that can be photoshopped anyways so w.e
Basically, i think this might be repeatable and exploitable. I think the key was doing lots of items quickly but i dont know. Has anyone else experienced this?