Also, since classes are mutable, calling a method in a multithreaded environment may result in lock contention, which I imagine being tricky in a driver. So us

Also, since classes are mutable, calling a method in a multithreaded environment may result in lock contention, which I imagine being tricky in a driver. So using obj-c in the kernel might require giving up some of the language's dynamism. Not sure how this was handled in NeXT.