The BMW i-Drive is actually a Windows CE based system. Maybe that's the reason why it's so slow. BTW, our RNS-E is running a POSIX based OS.
See videos below:Windows Automotive is an automotive-grade software platform that enables car makers to deliver cutting-edge in-vehicle solutions that will improve the lives of drivers and passengers. Over 25 preinstalled and aftermarket devices from 13 world-class automakers and suppliers including Acura, BMW, CitroÃ«n, Clarion Co. Ltd., DaimlerChrysler, Fiat, Subaru, Honda, Hyundai, Mitsubishi, NexTech, Toyota, and Volvo are currently running on the Windows Automotive platform