"You can insist all you want. That's the fun thing about theories. Any of them are possible until they aren't anymore. String theory, all that, it's still as far as I know unless it isn't, and I'm pretty certain it hasn't exactly been completely dropped. It's not the prettiest or easiest sets of unities, but it's much closer than some of the other things that came before it." Fred didn't seem at all bothered by his insistence.
"You're new to the City. I would think it's not real too, or maybe I wouldn't. I've always been more open to possibilities; some people aren't. Then again, I did think I was a little crazy once, and I do wonder about it now and then. But, this.." Fred lightly poked his shoulder. "Is real. Unless you think that your sense of touch is incorporated into the unreal that is happening right now. Always wondered about that - you know, how dreams and weird little chills happen? Our minds are really tricky things, aren't they?"