Marc Andreessen just put AI on an 80-year clock. The math isn't a metaphor. The first neural network paper dropped in 1943, when McCulloch and Pitts modeled neurons as logic gates and proved networks could compute anything a Turing machine could. Then 79 years of trying. Frank Rosenblatt built the Mark I Perceptron in 1958. He told The New York Times it would walk, talk, see, and reproduce itself. It learned to recognize triangles. Minsky and Papert killed the field in 1969 with one book.…