The renewal of the food available until the following year, entire communities lived on this alone, so the reports tell us. &amp;gt;&amp;gt; Have you ever used it yourself? &amp;gt;&amp;gt; Yes, I was able, without any trouble without any discomfort, to have no further food or drink for five days. &amp;gt;&amp;gt; Intriguing, for five days? &amp;gt;&amp;gt; That's right. 