Which reminds me https://www.amazon.com/Scientific-Progress-Goes-Boink-Collection/dp/0836218787 <https://www.amazon.com/Scientific-Progress-Goes-Boink-Collection/dp/0836218787>
is about calvin creating a machine to create clones so that they clean his room. And after the clones are getting as lazy as him and they fight and the machine explodes :)
