> Such a demonstration should have come in the form of at least a prototype comparable to a Lisp machine There were a few. See for example the Melcom PSI: htt

> Such a demonstration should have come in the form of at least a prototype comparable to a Lisp machine There were a few. See for example the Melcom PSI: http://museum.ipsj.or.jp/en/computer/other/0009.html http://museum.ipsj.or.jp/en/computer/other/0009.html Mitsubishi planned in 1986 to sell 500 of them for a price of $199000 each.