MUNI Floppy. SF's Market Street Subway Is Running on Reagan-Era Technology: "Our train control system in the Market Street subway is loaded off of five-and-a-quarter inch floppy drives," SFMTA director Jeffrey Tumlin told KQED's... https://jwz.org/b/yj9j
@roadriverrail@jwz 100% Just ask IRS how their nth attempted reimplementation is going. I would however consider using a floppy emulator. It should be possible to find one that is more reliable than the original physical product.