About thirty years ago [H. P. Friedrichs] pulled off a hack that greatly improved the process of programming with punch cards. At the time, his school had just two IBM 029 keypunch machines. One of… ...

The punch cards are just a means of quickly, ... [Ken] goes into great detail about how Bitcoin mining actually works, how to program an assembly program for an IBM 1401 via punch cards, ...

The line-printer output and your card deck would be delivered back to UDRI about 10 a.m. (unless the card deck fell in a mud puddle, which happened from time to time). If you made a typo and your ...