That one's new to you? Wow! I've been seeing that for 20+ years. I blame my parents for working with computers or something.
It is indeed a classic, and I am happy to see it represented in these hallowed forums.
I was looking for das klassiche "Blinkenlichten" and I found a really old version I have never seen before probably due to the excessive Reichyness which you simply couldn't get away with in a workplace today.
http://catb.org/jargon/html/graphics/gefingerpoken.jpgAnyway here's the one I am familiar with.
