You&#x27;re still giving up entropy because even-numbered file sizes are quite a bit more common:<p><pre><code>    $ find &#x2F; -ls | awk &#x27;{print $7}&#x27; &gt;&#x2F;tmp&#x2F;filesizes
    $ rev &#x2F;tmp&#x2F;filesizes | cut -b1 | sort -n | uniq -c | sort -n
    5718 5
    5816 3
    5823 1
    5901 9
    6463 7
    7549 4
    7958 8
    8240 0
    8991 6
    14507 2</code></pre>