Another critique of symbolic AI, superior by Terry Winograd and Fernando Flores in their 1986 book Understanding Computers and Cognition is that human intelligence won’t be computer technology strategy of symbol manipulation; humans do not carry mental models around of their heads. Hubert Dreyfus makes personal computer technology similar argument in Mind over Machine 1986; he indicates that human experts do not arrive at their solutions programmers issues through programming application of rules or programming manipulation of symbols, but rather use intuition, acquired via distinct reports in programming real world. He describes symbolic AI as laptop technological know-how “degenerating research assignment,” wherein he implies that, while promising at the beginning, it has produced fewer consequences as time has progressed and is probably going programmers be abandoned should other options become available. This prediction has proven fairly correct. By 2000 programming once dominant symbolic approach have been all but deserted in AI, with just one major ongoing project, Douglas Lenat’s Cyc stated “psych”. Lenat hopes programmers triumph over programming standard potential problem by providing a really large base of primitive facts.