Postscript Type 1 fonts have too small a character set and are not supported by browsers and mobile devices. Despite this, Postscript Type 1 fonts are used in a large proportion of print products – often even as CI fonts. In January 2023, Adobe will end support for the font format from the 1980s. Dirk Simanek from Artoption GmbH told us why this is a real problem for print service providers.