There are tons of “how many … does it take to … ” jokes. For example, Q: How many astronomers does it take to change a light bulb? A: None, astronomers prefer the dark. Here, in “Robots-Dreams-Land”, a similar riddle might pose a question like “How many wheels does it take to build a robot unicycle?” Thanks to a very kind heads-up from Maurits, we know that one very practical,…