Wow, that is super strange and I have never seen it before. Clearly very closely related to the punch card code, and maybe that matters if you're entering binary data by hand?
-
-
-
There’s this whole amazing universe of early data entry devices related to punched cards or later magnetic media that I barely understand. Like the IBM 372 where you drag digits down like in some old mechanical calculators.pic.twitter.com/iC7Bv54QEZ
- Show replies
New conversation -
Loading seems to be taking a while.
Twitter may be over capacity or experiencing a momentary hiccup. Try again or visit Twitter Status for more information.