A window sized LED display can have many uses.

• Conway's Game of Life Simulation
• Twitter Ticker, message @sbutwits to be viewed by the campus community
• Reverse shadow puppets - use a webcam to light up whatever people are doing behind the board

Isolate high power LEDs from the peggy2 circuit

We are going to have to test how many lumens we need in a ping pong ball to be visible in daylight.

• Luminex 1W 90lm