Yea, I remember how that can get. I had the better space when I was in school too. Get your roomate involved in the whole sound experience and maybe he will go along with it, at least temporarily. After all, it would be interesting with the LFE coming from above if you were sitting in the lower seating area. Then again, it may not work out anyway and not be an issue at all. After you pay for the longer cable, it's all in the fun of experimentation so why not. You can always put it back.

"Never, never, never give up "... Winston Churchill