Follow these steps for the Excel 97 Easter Egg:
1. Run Excel 97 and open a new document 2. Press 'F5' on the keyboard 3. Type 'X:97:L97' in the Reference box and click OK 4. Press the 'Tab' key. You should now be at Cell M97 5. Hold down 'Ctrl+Shift' and left-click on the Chart Wizard icon on the Toolbar
Find the Monolith with the programmers messages. Move the mouse to maneuver, the right mouse button to accelerate, and the left mouse button to decelerate. Press ESC to exit.