The pbm2track tool repurposes a floppy disk's track timing diagram into a secret tool for hiding pixel images.
Floppy disks have been around for decades—over 50 years!—and while the storage medium is largely obsolete, it's not completely dead. Just ask Tom Persky, who after several decades still maintains a ...
I mean, hey, if it works. . . . I did find this quote curious: "The system is currently working just fine, but we know that with each increasing year, risk of data degradation on the floppy disks ...