[Well, it's not all bad, because he got to have a conversation where he was excitedly told about light bulbs and switches, and if you think Greed didn't run all over the place breaking lamps...]

Most of my knowledge is of alchemy or warfare. There are plenty of things I could teach a person, should they ask, but the information is rather useless here, isn't it?

[Especially since some of that information includes things like "how to transmute red water into imperfect stones" and "human transmutation".]

I figured out this pretty easily, though!

[He holds up the 'Gear, grinning.]

Back when I first arrived, I asked how to use it. Met this old man who told me he'd show me how things worked, if I wanted. Told me about Pokeballs and the like, too.