> Companies still use Windows 3.X because of old software written for it that they don't have the source code for it anymore. Yup, a particularly funny case wa

> Companies still use Windows 3.X because of old software written for it that they don't have the source code for it anymore. Yup, a particularly funny case was just recently the German Railways and/or their vendor Siemens... [1] https://news.ycombinator.com/item?id=39286206 https://news.ycombinator.com/item?id=39286206