You dont fear overheating with all that duct tape around the parts?
Dont you see the fan? and the duct tape wil disperse the heat into the card board thus cooling it better...its full proof!
Does your "Epic PC work well? Well, I see some errors
Hmm maybe?a missing floppy drive?
You can make it out of cardboard:
http://www.engadget.com/2010/10/01/recompute-cardboard-pc-in-the-flesh-its-real-it-boots-its-m/
But most likely not in the way you have it. Keep a fire extinguisher nearby, just in case.
Does your "Epic PC work well? Well, I see some errors