[As compensation for all the short visitors, here's a really tall one? Sebastian doesn't have time to run around in shops just for the fun of it (nor would his Aesthetics allow such frivolity), but... he did go a little starry-eyed watching the video of the robots earlier, and now that he has an actual practical reason to visit Tony's shop, it's a little exciting...
Knocking lightly on the door before he enters.] Mr Stark? [Or Mr Leo, whoever's in sight.] I hope this isn't a bad time.
[He's carrying something under one arm. Something that looks suspiciously like... an entirely ordinary, handheld electric mixer. How exciting this is going to be.]