From the original Desktop databases linking files to distinctive icons, to the sophistication of QuickLook, how display of thumbnails for files has changed in Mac OS.
Classic
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?
The Eclectic Light Company 