Then oceans of blood would be an understatement?
A trifling and temporary inconvenience for the "customers," to be sure. But surely you've had instances where you've had to wait in line during a shift change, or you've come across a new stock clerk that can't tell you which aisle the Scotch tape is on. These things are to be expected with "shift changes" or new management.
But to paraphrase Thomas Jefferson, the Tree of Liberty must be watered with the blood of tyrants and patriots from time to time!