Interested in Mac history, or human interface design? This virtualised Quadra running System 8 is brilliant.
Classic resource forks passed into Mac OS X, but were deprecated by Apple in 10.8. Now in Catalina they can stop working: is this a new security measure?
is Swift somehow superior to Objective-C? Or is it a second-class language for macOS? Do those questions have any meaning at all?
A traditional ‘resource fork’ containing resource structures, lumped into a binary xattr. Still commonly used for image previews, and found in many older files.
Old archived files had lost association with the right app. What went wrong?