- Some San Francisco trains using ’80s-era floppy disks for operations Fox Business
- San Francisco’s SFMTA train system has been running on floppy disks for decades; city fears ‘catastrophic failure’ before upgrade KGO-TV
- Floppy disk-reliant San Francisco train control system spurs concerns of ‘catastrophic failure’ — and it won’t be replaced for at least another decade Tom’s Hardware
- 5.25-inch floppy disks expected to help run San Francisco trains until 2030 Ars Technica
- San Francisco’s Train System Still Uses Floppy Disks—and Will for Years WIRED
Read More: Some San Francisco trains using ’80s-era floppy disks for operations – Fox