Top 10 Things Jef Raskin Claims to Have Invented

  1. The graphical user interface.
  2. Binary arithmetic.
  3. The bushy-beard-to-distract-from-bald-head look.
  4. More humane spelling of “Jeff”.
  5. “LEAP” system of text navigation, which is so intuitive that the left and right arrow keys do something completely different (move the insertion point) than the up and down arrow keys (which scroll the view).
  6. Slurpees.
  7. The mouse.
  8. Cloverleaf symbol on the Apple key.
  9. Word processing.
  10. Boolean logic.