bobthetomato, I was reading that guys idea a few days ago, and I think its a really good idea. I would buy if it look a little more challenging.
Andrew how are you going to use compressed air for your brakes? A compressor? Do you have some plans I could see? I wont copy them.
rOLLocoASt, I want to build the Millennium Force too , but the track is really complex, so I probably start building the lift hill, and see how complex it is. First I have to finish with the Faller kit, and a model ship.