"We've got heads on sticks/You've got ventriloquists" is referring to revolutionaries (executing the ruling classes and displaying their heads) and political masters (using media-friendly puppets to convince us they have our best interests at heart.
"We've got heads on sticks/You've got ventriloquists" is referring to revolutionaries (executing the ruling classes and displaying their heads) and political masters (using media-friendly puppets to convince us they have our best interests at heart.