1.0: first release of the game. 1.1: fixed minor bugs 1.2: fixed high score registration, add …no-sound pref 1.3: fixed keystrokes, added japan-style sounds 1.4: added Undo 1.5: fixed keystrokes for konfabulator 2 1.6: fixed minor bugs 1.7: fixed a bug in undo, added replay 1.8: added Hints, changed penalty system More