477 00:41:03,360 --&amp;gt; 00:41:07,440 not only did lenny's insight help save information from black holes, 478 00:41:07,440 --&amp;gt; 00:41:12,920 but it lead to a new mathematical tool, called the holographic principle, 479 00:41:12,920 --&amp;gt; 00:41:19,600 that says all three-dimensional objects can be encoded in only two dimensions.