DVDs gone bad, Apple charges
Tech Talk #142 – Nov 7, 2020 Before USB drives (also called thumb drives, USB sticks, and other less family-friendly names), most people backed up their computers and photos on CDs or DVDs. The U.S. Library of Congress and the Canadian Conservation Institute have each published a study estimating the useful life of data stored on CDs/DVDs at two to 100 years, depending on the disc's storage conditions. Ideal conditions were room temperature, 50% humidity,