On the topic of the Apple II, remember that MOS was owned by Commodore Business Machines, a competitor of Appleās, throughout the lifetime of the computer. Something to bear in mind while waiting to see where ARM Holdings lands.
OOP the Easy Way
Object-Oriented Programming the Easy Way: a manifesto for reclaiming OOP from three decades of confusion and needless complexity.APPropriate Behaviour
APPosite Concerns
FSF