I&#x27;d think he means a fair shuffle, as opposed to, say, a faro shuffle (<a href="https:&#x2F;&#x2F;en.wikipedia.org&#x2F;wiki&#x2F;Faro_shuffle" rel="nofollow">https:&#x2F;&#x2F;en.wikipedia.org&#x2F;wiki&#x2F;Faro_shuffle</a>)