More cleanup and reorg.
Fold in some text from now-deleted files
An interview question.
cleanup
A statistical puzzle, for math geeks.

More command-lining.
pare down
An easy one -- convert arrays to bracing
Whichery
Not an executable
String input methods
In devel, not master
In devel, not master
In devel, not master
In devel, not master
Change the pipe example into a puzzle.
Upgrade shell-power-tools and move to readings
In develop, not master
Remove the last of the "misc" directory.
Add an intro