J.A.C.K Experiment created Jack out of boredom but he later was going to make him a second plan if he failed to kill IsaiahS4747 but the scientists work finally failed...and J.A.C.K now has full conscious after his abuses from Experiment...The reason why Jack wears clothing is because he wants to hide his body from Experiments abuses... if confused your welcome to look at the other projects that sum this up
I got this idea from the book/game "I have no mouth and I must scream." by Harlan Ellison
