Co-founder of Adobe Systems and PDF inventor, John Warnock, passes away at 82
John Warnock, co-founder of Adobe Systems and co-inventor of the PDF, has passed away at the age of 82. Warnock's innovations, including the creation of the Portable Document Format, transformed the way documents are exchanged. He was a prominent figure in the technology industry and his contributions left an indelible mark on Adobe and the world.