Reverse every word in a line in vim
28 25 24 keystrokes

:se ri&lt;CR&gt;^qqct &lt;C-r&gt;"&lt;Esc&gt;f l@qq@q


Recursive macro, I assume that Ctrl-r counts as one keystroke.

The hardest part was to make sure the macro stays on the same line and does not destroy the rest of the file.