Date: 1991<p>Related <i>Futurist Progammers Notes</i>: <a href="http:&#x2F;&#x2F;www.graficaobscura.com&#x2F;future&#x2F;futnotes.html" rel="nofollow">http:&#x2F;&#x2F;www.graficaobscura.com&#x2F;future&#x2F;futnotes.html</a>