In case you don't know, here's the beginning of the Wikipedia Article for Fork Bomb: "In computing, a fork bomb (also called rabbit virus or hydra virus) is a denial-of-service (DoS) attack wherein a process continually replicates itself to deplete available system resources, slowing down or crashing the system due to resource starvation." In this case, it doesn't crash the system because of Scratch's clone limit.
