[She's not sure she likes the sound of that. Too many ifs, if you asked her.] Well, I'm sure if anyone can figure it out, a Stark can.

[Steve had told her what Tony was capable of, not that she was surprised. It only made sense for Howard's son to be just as skilled, if not more skilled, with technology.]

They both shared that you go by Tony. I just happen to like Anthony better. [this is her basically saying not to give Bruce or Steve a hard time.

And that was a terrible save, Tony.] We have, but don't change the subject-- did you just call me 'Aunt Peggy'?

[It's not unexpected news. To be completely honest, she would have been more surprised to know she hadn't been a part of Tony's life.]