Titivillus is a demon said to introduce errors into the work of scribes. This is a 14th century illustration of Titivillus at a scribe's desk. A typographical error (often shortened to typo), also called a misprint, is a mistake (such as a spelling or transposition error) made in the typing of printed or electronic material.[1] Historically, this referred to mistakes in manual typesetting. Technic
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