Examples where OOP has worked really well: iOS and macOS. The Objective-C and Cocoa combo must be a large part of the success of these platforms. Where it has

Examples where OOP has worked really well: iOS and macOS. The Objective-C and Cocoa combo must be a large part of the success of these platforms. Where it has not worked so well: Web-backend programming. To me OOP has always felt out of place there.