They say, however, that DNA data-holding strategies proposed in the past still offer some advantages—such as roughly 12 to 50 times greater storage density than the punch-card technique.

And probably few now remember that Fortran’s strange columnar code structure came, in part, from punch card use. Check out the images in the gallery: some of them will amuse you, some may amaze.

UChicago researchers created a ‘quantum-inspired’ revolution in microelectronics, storing classical computer memory in ...

Password storage comes to mind. Posted in classic hacks, cnc hacks, Misc Hacks Tagged diy, Parallax Propeller, punch card, reader. ... the campus library used old Fortran punch cards as library slips.

Ah punch cards. I remember those days. The best (maybe only good thing) about them was that if you dropped a card deck you sometimes had the “opportunity” forced on you to rewrite your program.