Unless I misheard him, he made a working implementation of the Hack ALU, which is magnificent all by itself. Hack is a virtual fully working computer that stud

Unless I misheard him, he made a working implementation of the Hack ALU, which is magnificent all by itself. Hack is a virtual fully working computer that students build completely from the NAND up during a semester: http://www.catonmat.net/blog/video-lecture-from-nand-to-tetris-in-12-steps/ http://www.catonmat.net/blog/video-lecture-from-nand-to-tetr...