You’re probably wondering how to adequately express your contempt for the incompetents above so it’s time to revisit the world of the bard. Try these for size:
Methink'st thou art a general offence and every man should beat thee. Taken from: All's Well That Ends Well
Away, you bottle-ale rascal, you filthy bung, away! Taken from: Henry IV, part 2
Thou mewling dizzy-eyed flirt-gill! You are a fishmonger. Taken from: Hamlet
Thou art only mark'd for hot vengeance and the rod of heaven. Taken from: Henry IV, part I
Thou reeky clapper-clawed gudgeon!
This one would not make the cut for ingenuity but I like it for its simplicity:
In civility thou seem'st so empty. Taken from: As You Like It