Heisenbrunch (n): when you offer someone two dates for a lunch and they haven't got back to you yet, and you want to offer the other date to someone else.
@tastapod sounds like a breadlock to me. Unless you are not having sandwiches, of course.
@poutsma or possibly a rice condition?
@tastapod @poutsma it requires Chew-Phase Commit.
@sanityinc @poutsma I'm thinking of putting it through a Large Lunchtime Model.