So how did the classical Latin become so incoherent? According to McClintock, a 15th century typesetter likely scrambled part of Cicero's De Finibus in order to provide placeholder text to mockup various fonts for a type specimen book.So how did the classical Latin become so incoherent? According to McClintock, a 15th century typesetter likely scrambled part of Cicero's De Finibus in order to provide placeholder text to mockup various fonts for a type specimen book.So how did the classical Latin become so incoherent? According to McClintock.