Six reasons why iOS 13 and Catalina are so buggy

iOS 13 and macOS 10.15 Catalina have been unusually buggy releases for Apple. The betas started out buggy at WWDC in June, which is not unexpected, but even after Apple removed some features from the final releases in September, more problems have forced the company to publish quick updates. Why? Based on my 18 years of experience working as an Apple software engineer, I have a few ideas. Interesting look at the inner workings of Apple and how they may contribute to Apple's recent struggles.