ebenson 
2008 BMW 5 Series Wagon 535xi 4dr Wagon AWD (3.0L 6cyl Turbo 6M)
Long time Mac user loves iDrive
 Not sure what all the gripping is about the 5-Series (circa 2008) iDrive. With NAV, very easy to use while driving. As easy as a Mac to learn and use! Some issues with comfort access misfires and turbo lag at lower speeds.  