Now he was about to launch the Macintosh, a machine that violated many of the principles of the hacker's code: It was overpriced; it would have no slots, which meant that hobbyists could not plug in their own expansion cards or jack into the motherboard to add their own new functions; and it took special tools just to open the plastic case. It was a closed and controlled system, like something designed by Big Brother rather than by a hacker.