Not really. [Hiro laughs.] Baymax is like a . . . big, marshmallow balloon. Something about being designed to look friendly? I did give him a super cool armor upgrade, though.

[He says that last thing almost arrogantly, but it's pretty clearly an act. He gave Baymax the armor upgrade so Baymax couldn't get hurt and leave him too. Because Baymax was the last thing of Tadashi's that was tangible and real and then that had almost been lost forever too. You can upgrade things all you like, but it won't keep them safe.]