<p>Unix historians: who changed the /usr/games/lib/fortunes.dat file between 4.1cBSD and 4.2BSD to attribute Ken Thompson instead of Brian Kernighan with creating a car for the experienced driver with a single unlabeled warning light? <a href="https://social.v.st/tags/retrocomputing" class="mention hashtag" rel="tag">#<span>retrocomputing</span></a></p>