>>                     They make it harder, not easier, to
>> tell what the line saying "result" is meant to be lined up
>> with, because my eyes aren't so good at checking alignment
>> over a distance of 6 lines as they are over a distance
>> of 4 lines. They don't serve to break up the code at
>> meaningful places; they don't clarify the code; they
>> are, as I say, pure noise.

> Is it just the distance? What about this:

> (defun build-upward-closures ()
>   (loop for k from *maxplay* downto 0 do
>     (setf (aref *upward-closures* k)
>           (let ((result (ash 1 k)))
>             (loop for i from 0 below *n* do
>               (let ((k1 (logior k (ash 1 i))))
>                 (when (> k1 k)
>                   (setf result (logior result (aref *upward-closures* k1))))))

>             result))))

> Floats 1 position to the right, but I don't get the same "Where the
> _heck_ does this go?" feel.