Seriously? [Aww, he's not a special snowflake. But really: more technopaths? That's totally awesome. Tony laughs.] We should all get together and have a LAN party with our brains.

Anyway, it's called Extremis. I don't know if either of the other Tonys had it, but it's a nanotech serum SHIELD developed, trying to recreate the supersoldier serum that got used on Captain America. It makes me a lot stronger, and I heal quicker. Plus, the computer thing. Pretty cool, right?