My attempt at making a Screen-saver. ----------------------------INSTRUCTIONS---------------------- 1. Press green flag to start 2. Adjust colour of block with the "Colour" variable. 3. Adjust speed of block with the " Speed" Variable. 4. Adjust pen colour with the "Tracer Colour" Variable. 5. Toggle tracer on/ off with the on screen button. 6.Press "r" to reset the tracer colour. 7. Press "h" to hide the thumbnail at the bottom. Credits: Thanks to @Flatyak for the original idea, and coding help from his "DvD screen saver project" If you have read until here, perhaps you should get a reward. A secret perhaps. Scroll down some more to see the reward! =D A little more... 8. Press b to change the background Wow! It appears you went the "extra mile" Here is one more secret; Press zero for a surprise.