On: Minimodem – general-purpose software audio FSK modem

[loloquwowndueo]

Minimodem was originally created to be able to get debugging information out of a computer with no network connectivity - if audio is working, one can transmit kernel and network driver debug dumps and decode them on another computer.

[marcodiego → loloquwowndueo]

I think I remember an old patch that would replay the lines of a kernel panic using morse code on the keyboard lights.

[xphos → loloquwowndueo]

The ingenuity of computer hackers is literally on another plane of existence some times. It's these kind of ideas which make me proud to do computer science