[Tadashi's grin stays in place. He's hasn't done a ton of work with Baymax since his return (dead guys deserve a bit of a break, after all), but he couldn't resist poking around a little. Hiro made a lot of adjustments in his absence, both intentional and unintentional.]

Not all day. I was running some basic diagnostics and I found a few additions to his vocabulary. When Baymax learns new words or phrases, he also notes the context for future reference.

[Gotta use those fancy cameras for something, man. He curls an arm up, motioning for an over-the-shoulder fist bump and laughing a little.]

"Fist bump" was a good addition.