...upon telling an employee that I would like him to finish designing that back-office interface code so that I can get the demo ready for a prospective investor... if he were to say:
"But I'm supposed to go on break now,"
I would invite him not to return from his break.
It's not the breaks that are the issue. Trust me: He will be amply rewarded for his efforts. It's the inflexibility. You cannot move quickly and profitably when everyone is following some kind of rule book.