Fibonacci Composition

Nice way to combine the joys of hops and mental exercise, and you have put your thumb on the heart of the matter for, my dear fellow, if the beer follows the spiral the holder gets tighter and tighter and ends up in the infinitesimally tiny node -- a kind of "hops hole".
There must be many (OK and thumbs up) Improving books on the subject -- to be thumbed through...
And to be read with a mournfully virtuous glass of spring water at hand.