Motorola and HTC phones/tablets ship with locked bootloaders while leveraging the hard work of F/OSS developers for free. Not to mention the Nook tablet/Kindle Fire which ship with a locked bootloader who get a free pass.
Note that this will be the same set of people who will slag Microsoft for malware getting into the system and will recommend switching away from Windows because it is insecure.
How about forcing Apple to allow users to load alternate OSes like Windows 8 or Android on the iPad?