Founder of Adobe and developer of PDFs dies at age 81

FILE - In this June 24, 1999, file photo, Dr. Charles M. Geschke, president, co-chairman and co-founder of Adobe Systems Inc., delivers his keynote address about the future of workplace information on the final day of PC Expo at New York's Jacob K. Javits Convention Center. Charles "Chuck" Geschke, the co-founder of the major software company Adobe Inc., who helped develop Portable Document Format technology, or PDFs, died at age 81. Geschke, who lived in the San Francisco Bay Area suburb of Los Altos, died Friday, April 16, 2021, the company said. (AP Photo/Richard Drew, File)