Apple had a dozen versions of the Macintosh, each with a different confusing number. Steve Jobs hated that Apple went away from his desire for simplicity. After a few weeks, he shouted at one big product strategy session. He grabbed a magic marker and drew a horizontal and a vertical line making a four-squared chart. The room was in dub, dumb silence, Schiller recalled.
What I learned from reading Steve Jobs by Walter Isaacson.