One a similar note, there is this period video where Brian Kernighan shows how to construct a spell checker using a UNIX shell one-liner: https://youtu.be/tc4R

One a similar note, there is this period video where Brian Kernighan shows how to construct a spell checker using a UNIX shell one-liner: https://youtu.be/tc4ROCJYbm0?t=4m56s https://youtu.be/tc4ROCJYbm0?t=4m56s