Proof that people still take hallucinogenic drugs!
http://cgi.ebay.com/Zork-Great-Underground-Empire-for-Tandy-TRS-80-Computer_W0QQitemZ310133527248QQcmdZViewItemQQptZUS_Vintage_Video_Games?hash=item310133527248&_trksid=p3286.c0.m14&_trkparms=72%3A1234|66%3A2|65%3A12|39%3A1|240%3A1318|301%3A0|293%3A3|294%3A50