TechSan Francisco’s Train System Still Uses Floppy Disks—and Will for Years 1 year ago01 mins Three 5.25-inch floppy disks help keep Muni running every morning. A tech upgrade could take until 2030.Share this: Click to share on Facebook (Opens in new window) Facebook Click to share on X (Opens in new window) X Like this:Like Loading... Post navigation Previous: Welcome to the ‘tepid twenties,’ a decade of sluggish growth and rising debt, IMF chief saysNext: Synagogue attack thwarted in Moscow – FSB