Coworker food humor, part 2

[Joby and Alipé return from ping pong. Joby brings back ice cream for everyone, even though it's 11pm and the cafe has been closed for 2 hours.]

Niniane: Where did you get this ice cream from?

Joby: I walked a hundred miles! ... From an ant's perspective.

Niniane: Why should the units be any different to an ant?

Alipé: A mile is measured in feet, Niniane. Ants have [holding up thumb and forefinger very close together] very little feet.