I just bought this bmw and I wondering what others think about this praticular model of bmw. I want to know if I made a good decision on purchasing this car. I also want to know if there are any "usual" problems with the v12's. ARE THEY DEPENDABLE? I know they are notoriously expensive to maintian but will this car end up breaking my bank? PLEASE GIVE ME SOME ADVISE AND KNOWLEDGE IF YOU HAVE ANY! THANKS!