Punctuation centuries meant that a standard system of punctuation was urgently required." The introduction of a standard system of punctuation has also been attributed to the Venetian printers Aldus Manutius and his grandson. They have been credited with popularizing the practice of ending sentences with the colon or full stop, inventing the semicolon, making occasional use of parentheses and creating the modern comma by lowering the virgule. By 1566, Aldus Manutius the Younger was able to state that the main object of punctuation was the clarification of syntax. By the 19th century, punctuation in the western world had evolved "to classify
Irony punctuation mark was used earlier by Marcellin Jobard in an article dated June 11, 1841, and commented in an 1842 report. Hervé Bazin, in his 1966 essay "Plumons l'Oiseau" (“Let's pluck the bird”), used the Greek letter ψ with a dot below for the same purpose . In the same work, the author proposed five other innovative punctuation marks: the “doubt point” , “conviction point” , “acclamation point” , “authority point” , and “love point” . In March 2007, the Dutch foundation CPNB "(Collectieve Propaganda van het Nederlandse Boek)" presented another design of an irony mark, the "ironieteken": (). Tom Driberg