Use it til the frame rusts out. Then, cut out the rust, and build yourself a full cage to re-frame the rusted frame. Course, you could then go out and get another jeep for the time and money you'll spend. BUT that's Why we love these vehicles. Its NEVER about the resale value.
My Build Thread: http://www.jeepforum.com/forum/f13/steaks-zj-build-repair-thread-1552698/